diff --git a/Gemfile.lock b/Gemfile.lock
index 05b4f779db8..ddc8295fd4e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     faraday-net_http_persistent (1.1.0)
     fastimage (2.2.3)
     method_source (1.0.0)
-    minitest (5.14.4)
+    minitest (5.15.0)
     multipart-post (2.1.1)
     octokit (4.21.0)
       faraday (>= 0.9)