diff --git a/lib/std/fmt.zig b/lib/std/fmt.zig
index 4b397e96719b6e92ff88905e5fa54eee3ed8e535..671f25a94389a9ae92c07d99ac1040737ab86831 100644
--- a/lib/std/fmt.zig
+++ b/lib/std/fmt.zig
@@ -1707,7 +1707,7 @@ test "vector" {
         // https://github.com/ziglang/zig/issues/4486
         return error.SkipZigTest;
     }
-    if (builtin.arch != .wasm32) {
+    if (builtin.arch == .wasm32) {
         // https://github.com/ziglang/zig/issues/5339
         return error.SkipZigTest;
     }