diff --git a/src/tool_urlglob.c b/src/tool_urlglob.c
index 72eab82ce0..c3840feaa1 100644
--- a/src/tool_urlglob.c
+++ b/src/tool_urlglob.c
@@ -73,7 +73,8 @@ static int multiply(curl_off_t *amount, curl_off_t with)
     sum = 0;
   }
   else {
-#ifdef __GNUC__
+#if defined(__GNUC__) && \
+  ((__GNUC__ > 5) || ((__GNUC__ == 5) && (__GNUC_MINOR__ >= 1)))
     if(__builtin_mul_overflow(*amount, with, &sum))
       return 1;
 #else