diff --git a/.travis/providers/hephy/Gemfile.lock b/.travis/providers/hephy/Gemfile.lock
index 6141cd765..e1bce82af 100644
--- a/.travis/providers/hephy/Gemfile.lock
+++ b/.travis/providers/hephy/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    rack (2.1.4)
+    rack (2.1.4.1)
 
 PLATFORMS
   ruby