diff --git a/Gemfile.lock b/Gemfile.lock
index 93e35b0992..64b7ea5d99 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -276,7 +276,7 @@ GEM
       openssl (~> 2.0)
     optimist (3.0.1)
     parallel (1.20.1)
-    parallel_tests (3.4.0)
+    parallel_tests (3.5.0)
       parallel
     parser (3.0.0.0)
       ast (~> 2.4.1)