diff --git a/Gemfile.lock b/Gemfile.lock
index 94f7beb98..30fb3ba85 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -400,7 +400,7 @@ GEM
       av (~> 0.9.0)
       paperclip (>= 2.5.2)
     parallel (1.20.1)
-    parallel_tests (3.5.0)
+    parallel_tests (3.5.1)
       parallel
     parser (3.0.0.0)
       ast (~> 2.4.1)