diff --git a/tests/suites/test_suite_pkcs1_v21.function b/tests/suites/test_suite_pkcs1_v21.function
index a11f042c1..98dea209a 100644
--- a/tests/suites/test_suite_pkcs1_v21.function
+++ b/tests/suites/test_suite_pkcs1_v21.function
@@ -60,7 +60,6 @@ pkcs1_rsaes_oaep_decrypt:mod:radix_P:input_P:radix_Q:input_Q:radix_N:input_N:rad
     rsa_context ctx;
     mpi P1, Q1, H, G;
     size_t output_len;
-    size_t msg_len;
 
     mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
     rsa_init( &ctx, RSA_PKCS_V21, {hash} );
@@ -86,7 +85,7 @@ pkcs1_rsaes_oaep_decrypt:mod:radix_P:input_P:radix_Q:input_Q:radix_N:input_N:rad
 
     TEST_ASSERT( rsa_check_privkey( &ctx ) == 0 );
 
-    msg_len = unhexify( message_str, {message_hex_string} );
+    unhexify( message_str, {message_hex_string} );
 
     TEST_ASSERT( rsa_pkcs1_decrypt( &ctx, RSA_PRIVATE, &output_len, message_str, output, 1000 ) == {result} );
     if( {result} == 0 )
diff --git a/tests/suites/test_suite_rsa.function b/tests/suites/test_suite_rsa.function
index 9dfd66460..0d4ba0ba8 100644
--- a/tests/suites/test_suite_rsa.function
+++ b/tests/suites/test_suite_rsa.function
@@ -180,7 +180,7 @@ rsa_pkcs1_sign_raw:message_hex_string:hash_result_string:padding_mode:mod:radix_
     unsigned char output_str[1000];
     rsa_context ctx;
     mpi P1, Q1, H, G;
-    int msg_len, hash_len;
+    int hash_len;
 
     mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
     rsa_init( &ctx, {padding_mode}, 0 );
@@ -207,7 +207,7 @@ rsa_pkcs1_sign_raw:message_hex_string:hash_result_string:padding_mode:mod:radix_
 
     TEST_ASSERT( rsa_check_privkey( &ctx ) == 0 );
 
-    msg_len = unhexify( message_str, {message_hex_string} );
+    unhexify( message_str, {message_hex_string} );
     hash_len = unhexify( hash_result, {hash_result_string} );
 
     TEST_ASSERT( rsa_pkcs1_sign( &ctx, NULL, NULL, RSA_PRIVATE, SIG_RSA_RAW, hash_len, hash_result, output ) == 0 );
@@ -227,7 +227,7 @@ rsa_pkcs1_verify_raw:message_hex_string:hash_result_string:padding_mode:mod:radi
     unsigned char hash_result[1000];
     unsigned char result_str[1000];
     rsa_context ctx;
-    size_t msg_len, hash_len;
+    size_t hash_len;
 
     rsa_init( &ctx, {padding_mode}, 0 );
     memset( message_str, 0x00, 1000 );
@@ -240,7 +240,7 @@ rsa_pkcs1_verify_raw:message_hex_string:hash_result_string:padding_mode:mod:radi
 
     TEST_ASSERT( rsa_check_pubkey( &ctx ) == 0 );
 
-    msg_len = unhexify( message_str, {message_hex_string} );
+    unhexify( message_str, {message_hex_string} );
     hash_len = unhexify( hash_result, {hash_result_string} );
     unhexify( result_str, {result_hex_str} );
 
diff --git a/tests/suites/test_suite_x509parse.function b/tests/suites/test_suite_x509parse.function
index c325286ad..18e1c41f3 100644
--- a/tests/suites/test_suite_x509parse.function
+++ b/tests/suites/test_suite_x509parse.function
@@ -222,7 +222,7 @@ x509parse_key:key_data:result_str:result
     rsa_context   rsa;
     unsigned char buf[2000];
     unsigned char output[2000];
-    int data_len, res;
+    int data_len;
 
     memset( &rsa, 0, sizeof( rsa_context ) );
     memset( buf, 0, 2000 );
@@ -230,7 +230,7 @@ x509parse_key:key_data:result_str:result
 
     data_len = unhexify( buf, {key_data} );
 
-    res = x509parse_key( &rsa, buf, data_len, NULL, 0 );
+    x509parse_key( &rsa, buf, data_len, NULL, 0 );
 
     TEST_ASSERT( x509parse_key( &rsa, buf, data_len, NULL, 0 ) == ( {result} ) );
     if( ( {result} ) == 0 )