diff --git a/tests/unit_node/timers_test.ts b/tests/unit_node/timers_test.ts
index c7dc30bbb7..ddc6dc0d85 100644
--- a/tests/unit_node/timers_test.ts
+++ b/tests/unit_node/timers_test.ts
@@ -118,7 +118,7 @@ Deno.test({
       expectedValue: 42,
       intervalMs: 100,
       iterations: 3,
-      tolerancePercent: 10,
+      tolerancePercent: 50,
     };
 
     const { setInterval } = timersPromises;