diff --git a/src/test/java/com/zamzar/api/transport/BackOffRetryWhenRateLimitedTest.java b/src/test/java/com/zamzar/api/transport/BackOffRetryWhenRateLimitedTest.java
index 82ddab6..1ad4ef1 100644
--- a/src/test/java/com/zamzar/api/transport/BackOffRetryWhenRateLimitedTest.java
+++ b/src/test/java/com/zamzar/api/transport/BackOffRetryWhenRateLimitedTest.java
@@ -44,7 +44,7 @@ public void doesNotExceedDeadline() throws IOException {
         final long elapsed = end - start;
 
         assertEquals(429, response.code());
-        assertEquals(timeout.toMillis(), elapsed, 100);
+        assertEquals(timeout.toMillis(), elapsed, 1500);
     }