diff --git a/Gemfile.lock b/Gemfile.lock
index 5aa3efea..cebaea89 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,7 +55,7 @@ GEM
     pygments.rb (0.6.0)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
-    rack (1.5.2)
+    rack (2.0.7)
     rb-fchange (0.0.6)
       ffi
     rb-fsevent (0.9.4)
@@ -79,7 +79,7 @@ GEM
     thor (0.19.1)
     timers (4.0.1)
       hitimes
-    yajl-ruby (1.3.0)
+    yajl-ruby (1.1.0)
 
 PLATFORMS
   ruby