diff --git a/Gemfile.lock b/Gemfile.lock
index 70f43d032a..a56ca0e681 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -666,7 +666,7 @@ GEM
     state_machine (1.2.0)
     stringex (1.5.1)
     stripe (5.11.0)
-    test-unit (3.3.4)
+    test-unit (3.3.5)
       power_assert
     thor (0.20.3)
     tilt (1.4.1)