diff --git a/src/browser/html/window.zig b/src/browser/html/window.zig
index e9528eb6..b88d7016 100644
--- a/src/browser/html/window.zig
+++ b/src/browser/html/window.zig
@@ -273,7 +273,9 @@ pub const Window = struct {
     fn createTimeout(self: *Window, cbk: Function, delay_: ?u32, page: *Page, opts: CreateTimeoutOpts) !u32 {
         const delay = delay_ orelse 0;
         if (delay > 5000) {
-            log.warn(.user_script, "long timeout ignored", .{ .delay = delay, .interval = opts.repeat });
+            if (!@import("builtin").is_test) {
+                log.warn(.user_script, "long timeout ignored", .{ .delay = delay, .interval = opts.repeat });
+            }
             // self.timer_id is u30, so the largest value we can generate is
             // 1_073_741_824. Returning 2_000_000_000 makes sure that clients
             // can call cancelTimer/cancelInterval without breaking anything.