diff --git a/src/libsodium/sodium/utils.c b/src/libsodium/sodium/utils.c
index 6aeee712..e60bcd80 100644
--- a/src/libsodium/sodium/utils.c
+++ b/src/libsodium/sodium/utils.c
@@ -24,7 +24,7 @@ sodium_memzero(void * const pnt, const size_t len)
 {
 #ifdef HAVE_SECUREZEROMEMORY
     SecureZeroMemory(pnt, len);
-#elif defined(HAVE_MEMSET_S) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201000L
+#elif defined(HAVE_MEMSET_S)
     if (memset_s(pnt, (rsize_t) len, 0, (rsize_t) len) != 0) {
         abort();
     }