diff --git a/config.h b/config.h
index de93eadb..00e580d0 100644
--- a/config.h
+++ b/config.h
@@ -423,7 +423,7 @@ NAMESPACE_END
 	#define CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE 0
 #endif
 
-#if !defined(CRYPTOPP_DISABLE_ASM) && !defined(CRYPTOPP_DISABLE_SSSE3) && !defined(_M_ARM) && (_MSC_VER >= 1500 || (CRYPTOPP_GCC_VERSION >= 50000) || (CRYPTOPP_LLVM_CLANG_VERSION >= 30500) || (defined(__SSSE3__) && defined(__SSSE3__)))
+#if !defined(CRYPTOPP_DISABLE_ASM) && !defined(CRYPTOPP_DISABLE_SSSE3) && !defined(_M_ARM) && (_MSC_VER >= 1500 || (defined(__SSSE3__) && defined(__SSSE3__)))
 	#define CRYPTOPP_BOOL_SSSE3_INTRINSICS_AVAILABLE 1
 #else
 	#define CRYPTOPP_BOOL_SSSE3_INTRINSICS_AVAILABLE 0