diff --git a/ChangeLog b/ChangeLog
index 452d087f7..556a9b39d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -48,6 +48,9 @@ Bugfix
      returning. Fixes #2431.
    * Fix typo in net_would_block(). Fixes #528 reported by github-monoculture.
    * Remove redundant include file in timing.c. Fixes #2640 reported by irwir.
+   * Fix Visual Studio Release x64 build configuration by inheriting
+     PlatformToolset from the project configuration. Fixes #1430 reported by
+     irwir.
 
 Changes
    * Return from various debugging routines immediately if the
diff --git a/scripts/data_files/vs2010-app-template.vcxproj b/scripts/data_files/vs2010-app-template.vcxproj
index fac9812e6..1db7ee42a 100644
--- a/scripts/data_files/vs2010-app-template.vcxproj
+++ b/scripts/data_files/vs2010-app-template.vcxproj
@@ -53,7 +53,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/aescrypt2.vcxproj b/visualc/VS2010/aescrypt2.vcxproj
index db387f979..63a124aee 100644
--- a/visualc/VS2010/aescrypt2.vcxproj
+++ b/visualc/VS2010/aescrypt2.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/benchmark.vcxproj b/visualc/VS2010/benchmark.vcxproj
index 934c84438..ffbd1ad4d 100644
--- a/visualc/VS2010/benchmark.vcxproj
+++ b/visualc/VS2010/benchmark.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/cert_app.vcxproj b/visualc/VS2010/cert_app.vcxproj
index fef0efe6d..6f1c46eeb 100644
--- a/visualc/VS2010/cert_app.vcxproj
+++ b/visualc/VS2010/cert_app.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/cert_req.vcxproj b/visualc/VS2010/cert_req.vcxproj
index 7d8694bfe..1e7edd025 100644
--- a/visualc/VS2010/cert_req.vcxproj
+++ b/visualc/VS2010/cert_req.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/cert_write.vcxproj b/visualc/VS2010/cert_write.vcxproj
index 8891d8aef..bed8728e4 100644
--- a/visualc/VS2010/cert_write.vcxproj
+++ b/visualc/VS2010/cert_write.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/crl_app.vcxproj b/visualc/VS2010/crl_app.vcxproj
index c51caef54..9fbd408a9 100644
--- a/visualc/VS2010/crl_app.vcxproj
+++ b/visualc/VS2010/crl_app.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/crypt_and_hash.vcxproj b/visualc/VS2010/crypt_and_hash.vcxproj
index 99199d965..fb7ef77d1 100644
--- a/visualc/VS2010/crypt_and_hash.vcxproj
+++ b/visualc/VS2010/crypt_and_hash.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/dh_client.vcxproj b/visualc/VS2010/dh_client.vcxproj
index b2fae8093..a0990e1d5 100644
--- a/visualc/VS2010/dh_client.vcxproj
+++ b/visualc/VS2010/dh_client.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/dh_genprime.vcxproj b/visualc/VS2010/dh_genprime.vcxproj
index d9c19009a..fdd6c6fdf 100644
--- a/visualc/VS2010/dh_genprime.vcxproj
+++ b/visualc/VS2010/dh_genprime.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/dh_server.vcxproj b/visualc/VS2010/dh_server.vcxproj
index 6f87cb8b0..d1a73453b 100644
--- a/visualc/VS2010/dh_server.vcxproj
+++ b/visualc/VS2010/dh_server.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
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   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/dtls_client.vcxproj b/visualc/VS2010/dtls_client.vcxproj
index 60715fe29..72b2d4b9e 100644
--- a/visualc/VS2010/dtls_client.vcxproj
+++ b/visualc/VS2010/dtls_client.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/dtls_server.vcxproj b/visualc/VS2010/dtls_server.vcxproj
index 8789d7fea..b975369f3 100644
--- a/visualc/VS2010/dtls_server.vcxproj
+++ b/visualc/VS2010/dtls_server.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ecdh_curve25519.vcxproj b/visualc/VS2010/ecdh_curve25519.vcxproj
index 1120111f1..748b6d121 100644
--- a/visualc/VS2010/ecdh_curve25519.vcxproj
+++ b/visualc/VS2010/ecdh_curve25519.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ecdsa.vcxproj b/visualc/VS2010/ecdsa.vcxproj
index 3718c9f27..03418d082 100644
--- a/visualc/VS2010/ecdsa.vcxproj
+++ b/visualc/VS2010/ecdsa.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/gen_entropy.vcxproj b/visualc/VS2010/gen_entropy.vcxproj
index 4c57655b2..89b41c081 100644
--- a/visualc/VS2010/gen_entropy.vcxproj
+++ b/visualc/VS2010/gen_entropy.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/gen_key.vcxproj b/visualc/VS2010/gen_key.vcxproj
index a07e1aacc..c8ea11f42 100644
--- a/visualc/VS2010/gen_key.vcxproj
+++ b/visualc/VS2010/gen_key.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
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   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/gen_random_ctr_drbg.vcxproj b/visualc/VS2010/gen_random_ctr_drbg.vcxproj
index 11740c448..64200afbe 100644
--- a/visualc/VS2010/gen_random_ctr_drbg.vcxproj
+++ b/visualc/VS2010/gen_random_ctr_drbg.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/gen_random_havege.vcxproj b/visualc/VS2010/gen_random_havege.vcxproj
index 01253ceef..70c8138a0 100644
--- a/visualc/VS2010/gen_random_havege.vcxproj
+++ b/visualc/VS2010/gen_random_havege.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
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   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/generic_sum.vcxproj b/visualc/VS2010/generic_sum.vcxproj
index 0f2ecb43c..21bd90f62 100644
--- a/visualc/VS2010/generic_sum.vcxproj
+++ b/visualc/VS2010/generic_sum.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/hello.vcxproj b/visualc/VS2010/hello.vcxproj
index c986b07be..b5f6eb005 100644
--- a/visualc/VS2010/hello.vcxproj
+++ b/visualc/VS2010/hello.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/key_app.vcxproj b/visualc/VS2010/key_app.vcxproj
index f96a0b052..0fc246a8f 100644
--- a/visualc/VS2010/key_app.vcxproj
+++ b/visualc/VS2010/key_app.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/key_app_writer.vcxproj b/visualc/VS2010/key_app_writer.vcxproj
index 0e4af3a58..e4ef62b04 100644
--- a/visualc/VS2010/key_app_writer.vcxproj
+++ b/visualc/VS2010/key_app_writer.vcxproj
@@ -54,7 +54,6 @@
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     <CharacterSet>Unicode</CharacterSet>
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   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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diff --git a/visualc/VS2010/mini_client.vcxproj b/visualc/VS2010/mini_client.vcxproj
index b5567bdfe..3756404dd 100644
--- a/visualc/VS2010/mini_client.vcxproj
+++ b/visualc/VS2010/mini_client.vcxproj
@@ -54,7 +54,6 @@
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     <WholeProgramOptimization>true</WholeProgramOptimization>
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diff --git a/visualc/VS2010/mpi_demo.vcxproj b/visualc/VS2010/mpi_demo.vcxproj
index d68bc75b3..d770d35af 100644
--- a/visualc/VS2010/mpi_demo.vcxproj
+++ b/visualc/VS2010/mpi_demo.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/pem2der.vcxproj b/visualc/VS2010/pem2der.vcxproj
index 507c79a4d..2f1248c5d 100644
--- a/visualc/VS2010/pem2der.vcxproj
+++ b/visualc/VS2010/pem2der.vcxproj
@@ -54,7 +54,6 @@
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     <WholeProgramOptimization>true</WholeProgramOptimization>
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diff --git a/visualc/VS2010/pk_decrypt.vcxproj b/visualc/VS2010/pk_decrypt.vcxproj
index 5ccaf4f1e..168adf34b 100644
--- a/visualc/VS2010/pk_decrypt.vcxproj
+++ b/visualc/VS2010/pk_decrypt.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/pk_encrypt.vcxproj b/visualc/VS2010/pk_encrypt.vcxproj
index d5ef208d8..bb09f06aa 100644
--- a/visualc/VS2010/pk_encrypt.vcxproj
+++ b/visualc/VS2010/pk_encrypt.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/pk_sign.vcxproj b/visualc/VS2010/pk_sign.vcxproj
index d21f17a41..98941f4be 100644
--- a/visualc/VS2010/pk_sign.vcxproj
+++ b/visualc/VS2010/pk_sign.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/pk_verify.vcxproj b/visualc/VS2010/pk_verify.vcxproj
index 637ddd6f5..6d3006e61 100644
--- a/visualc/VS2010/pk_verify.vcxproj
+++ b/visualc/VS2010/pk_verify.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/query_compile_time_config.vcxproj b/visualc/VS2010/query_compile_time_config.vcxproj
index 83a29f067..e14764722 100644
--- a/visualc/VS2010/query_compile_time_config.vcxproj
+++ b/visualc/VS2010/query_compile_time_config.vcxproj
@@ -55,7 +55,6 @@
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diff --git a/visualc/VS2010/req_app.vcxproj b/visualc/VS2010/req_app.vcxproj
index 3ffcea594..992efcfb4 100644
--- a/visualc/VS2010/req_app.vcxproj
+++ b/visualc/VS2010/req_app.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_decrypt.vcxproj b/visualc/VS2010/rsa_decrypt.vcxproj
index 9e1d0a20e..ffba32a6a 100644
--- a/visualc/VS2010/rsa_decrypt.vcxproj
+++ b/visualc/VS2010/rsa_decrypt.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_encrypt.vcxproj b/visualc/VS2010/rsa_encrypt.vcxproj
index c3b03716c..9f5f32784 100644
--- a/visualc/VS2010/rsa_encrypt.vcxproj
+++ b/visualc/VS2010/rsa_encrypt.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_genkey.vcxproj b/visualc/VS2010/rsa_genkey.vcxproj
index e6b506000..824e3043c 100644
--- a/visualc/VS2010/rsa_genkey.vcxproj
+++ b/visualc/VS2010/rsa_genkey.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_sign.vcxproj b/visualc/VS2010/rsa_sign.vcxproj
index c1147c3c2..dda4756cd 100644
--- a/visualc/VS2010/rsa_sign.vcxproj
+++ b/visualc/VS2010/rsa_sign.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_sign_pss.vcxproj b/visualc/VS2010/rsa_sign_pss.vcxproj
index adfee6d9c..31da8cade 100644
--- a/visualc/VS2010/rsa_sign_pss.vcxproj
+++ b/visualc/VS2010/rsa_sign_pss.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_verify.vcxproj b/visualc/VS2010/rsa_verify.vcxproj
index bb44b4f9d..b78dfc338 100644
--- a/visualc/VS2010/rsa_verify.vcxproj
+++ b/visualc/VS2010/rsa_verify.vcxproj
@@ -54,7 +54,6 @@
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diff --git a/visualc/VS2010/rsa_verify_pss.vcxproj b/visualc/VS2010/rsa_verify_pss.vcxproj
index 7781aa51a..220ad2d42 100644
--- a/visualc/VS2010/rsa_verify_pss.vcxproj
+++ b/visualc/VS2010/rsa_verify_pss.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/selftest.vcxproj b/visualc/VS2010/selftest.vcxproj
index 12ff76d70..1f5e10918 100644
--- a/visualc/VS2010/selftest.vcxproj
+++ b/visualc/VS2010/selftest.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_client1.vcxproj b/visualc/VS2010/ssl_client1.vcxproj
index 4ac158224..c36a8ed11 100644
--- a/visualc/VS2010/ssl_client1.vcxproj
+++ b/visualc/VS2010/ssl_client1.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_client2.vcxproj b/visualc/VS2010/ssl_client2.vcxproj
index a960facf0..aa9a0c3af 100644
--- a/visualc/VS2010/ssl_client2.vcxproj
+++ b/visualc/VS2010/ssl_client2.vcxproj
@@ -55,7 +55,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_fork_server.vcxproj b/visualc/VS2010/ssl_fork_server.vcxproj
index 922a9953e..84c917d83 100644
--- a/visualc/VS2010/ssl_fork_server.vcxproj
+++ b/visualc/VS2010/ssl_fork_server.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_mail_client.vcxproj b/visualc/VS2010/ssl_mail_client.vcxproj
index a9b01d0d5..a89e3322d 100644
--- a/visualc/VS2010/ssl_mail_client.vcxproj
+++ b/visualc/VS2010/ssl_mail_client.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_server.vcxproj b/visualc/VS2010/ssl_server.vcxproj
index ae28e1839..7fb841e55 100644
--- a/visualc/VS2010/ssl_server.vcxproj
+++ b/visualc/VS2010/ssl_server.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/ssl_server2.vcxproj b/visualc/VS2010/ssl_server2.vcxproj
index 06a91cb49..b74bd6543 100644
--- a/visualc/VS2010/ssl_server2.vcxproj
+++ b/visualc/VS2010/ssl_server2.vcxproj
@@ -55,7 +55,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/strerror.vcxproj b/visualc/VS2010/strerror.vcxproj
index d7ec570d6..c3ec8fa74 100644
--- a/visualc/VS2010/strerror.vcxproj
+++ b/visualc/VS2010/strerror.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/udp_proxy.vcxproj b/visualc/VS2010/udp_proxy.vcxproj
index 30ae55e99..e75dd9a29 100644
--- a/visualc/VS2010/udp_proxy.vcxproj
+++ b/visualc/VS2010/udp_proxy.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/visualc/VS2010/zeroize.vcxproj b/visualc/VS2010/zeroize.vcxproj
index 9d311c721..dff71d30e 100644
--- a/visualc/VS2010/zeroize.vcxproj
+++ b/visualc/VS2010/zeroize.vcxproj
@@ -54,7 +54,6 @@
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>Windows7.1SDK</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">