diff --git a/Gemfile.lock b/Gemfile.lock
index 29294afb..2fc8b413 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -384,8 +384,9 @@ GEM
     prawn-qrcode (0.5.2)
       prawn (>= 1)
       rqrcode (>= 1.0.0)
-    prawn-rails (1.4.2)
+    prawn-rails (1.5.0)
       actionview (>= 3.1.0)
+      activesupport (>= 3.1.0)
       prawn
       prawn-table
     prawn-table (0.2.2)