diff --git a/Gemfile b/Gemfile
index cf4e85c..4de6b0a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ gem "jquery-rails", "~> 2.0.2"
 gem "coderay", "~> 1.1.0"
 gem "fastercsv", "~> 1.5.0", :platforms => [:mri_18, :mingw_18, :jruby]
 gem "builder", "3.0.0"
-gem "request_store"
+gem "request_store", "1.0.5"
 gem "mime-types"
 
 # Optional gem for LDAP authentication