diff --git a/library/error.c b/library/error.c
index fdeb12ab8..f0a86f64d 100644
--- a/library/error.c
+++ b/library/error.c
@@ -599,6 +599,8 @@ void mbedtls_strerror( int ret, char *buf, size_t buflen )
         mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
     if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
         mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
+    if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
+        mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
     if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
         mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
 #endif /* MBEDTLS_ENTROPY_C */
diff --git a/library/version_features.c b/library/version_features.c
index 7ad0f02b3..47d93fd71 100644
--- a/library/version_features.c
+++ b/library/version_features.c
@@ -43,6 +43,9 @@ static const char *features[] = {
 #if defined(MBEDTLS_HAVE_TIME)
     "MBEDTLS_HAVE_TIME",
 #endif /* MBEDTLS_HAVE_TIME */
+#if defined(MBEDTLS_HAVE_TIME_DATE)
+    "MBEDTLS_HAVE_TIME_DATE",
+#endif /* MBEDTLS_HAVE_TIME_DATE */
 #if defined(MBEDTLS_PLATFORM_MEMORY)
     "MBEDTLS_PLATFORM_MEMORY",
 #endif /* MBEDTLS_PLATFORM_MEMORY */
@@ -151,6 +154,9 @@ static const char *features[] = {
 #if defined(MBEDTLS_AES_DECRYPT_ALT)
     "MBEDTLS_AES_DECRYPT_ALT",
 #endif /* MBEDTLS_AES_DECRYPT_ALT */
+#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
+    "MBEDTLS_ENTROPY_HARDWARE_ALT",
+#endif /* MBEDTLS_ENTROPY_HARDWARE_ALT */
 #if defined(MBEDTLS_AES_ROM_TABLES)
     "MBEDTLS_AES_ROM_TABLES",
 #endif /* MBEDTLS_AES_ROM_TABLES */