diff --git a/test/parallel/test-crypto-dh-leak.js b/test/parallel/test-crypto-dh-leak.js
index fe8c138ac2c98f..920cfd766dc9b1 100644
--- a/test/parallel/test-crypto-dh-leak.js
+++ b/test/parallel/test-crypto-dh-leak.js
@@ -26,4 +26,4 @@ const after = process.memoryUsage.rss();
 
 // RSS should stay the same, ceteris paribus, but allow for
 // some slop because V8 mallocs memory during execution.
-assert(after - before < 10 << 20, `before=${before} after=${after}`);
+assert(after - before < 10 << 21, `before=${before} after=${after}`);