diff --git a/actionpack/test/dispatch/session/mem_cache_store_test.rb b/actionpack/test/dispatch/session/mem_cache_store_test.rb
index d7129da187b07589c39031cd5899e64b37a1507d..4c6a80fdb897490c14393f8bc5404911b27e44d3 100644
--- a/actionpack/test/dispatch/session/mem_cache_store_test.rb
+++ b/actionpack/test/dispatch/session/mem_cache_store_test.rb
@@ -32,6 +32,10 @@ def rescue_action(e) raise end
   end
 
   begin
+    require 'memcache'
+    memcache = MemCache.new('localhost:11211')
+    memcache.set('ping', '')
+
     def test_setting_and_getting_session_value
       with_test_route_set do
         get '/set_session_value'