diff --git a/test/dummy/Gemfile.lock b/test/dummy/Gemfile.lock
index 697983c..ee36230 100644
--- a/test/dummy/Gemfile.lock
+++ b/test/dummy/Gemfile.lock
@@ -72,7 +72,7 @@ GEM
       slop (~> 3.4)
     pry-rails (0.2.2)
       pry (>= 0.9.10)
-    rack (1.4.4)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)