diff --git a/edx_specs/Gemfile.lock b/edx_specs/Gemfile.lock
index bb406288977..7d3965eb0e8 100644
--- a/edx_specs/Gemfile.lock
+++ b/edx_specs/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.3.1)
-    rack (1.4.1)
+    rack (2.2.3)
     rack-test (0.6.1)
       rack (>= 1.0)
     rspec (2.7.0)