diff --git a/Gemfile.lock b/Gemfile.lock
index 0b57357d..9a382541 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -188,7 +188,7 @@ GEM
     mini_magick (4.12.0)
     mini_mime (1.1.5)
     mini_portile2 (2.8.6)
-    minitest (5.22.3)
+    minitest (5.23.1)
     multi_xml (0.7.1)
       bigdecimal (~> 3.1)
     multipart-post (2.2.3)
diff --git a/vendor/cache/minitest-5.22.3.gem b/vendor/cache/minitest-5.22.3.gem
deleted file mode 100644
index 033e2e17..00000000
Binary files a/vendor/cache/minitest-5.22.3.gem and /dev/null differ
diff --git a/vendor/cache/minitest-5.23.1.gem b/vendor/cache/minitest-5.23.1.gem
new file mode 100644
index 00000000..0ce5d71b
Binary files /dev/null and b/vendor/cache/minitest-5.23.1.gem differ