diff --git a/quickjs.h b/quickjs.h
index bb5f85a..9fb40a7 100644
--- a/quickjs.h
+++ b/quickjs.h
@@ -516,7 +516,7 @@ static js_force_inline JSValue JS_NewInt64(JSContext *ctx, int64_t val)
 static js_force_inline JSValue JS_NewUint32(JSContext *ctx, uint32_t val)
 {
     JSValue v;
-    if (val <= 0x7fffffff) {
+    if (val <= INT32_MAX) {
         v = JS_NewInt32(ctx, (int32_t)val);
     } else {
         v = JS_NewFloat64(ctx, (double)val);