diff --git a/Gemfile.lock b/Gemfile.lock
index f3b0a381..b02895f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -378,7 +378,7 @@ GEM
       hashery (~> 2.0)
       ruby-rc4
       ttfunk
-    pg (1.5.9)
+    pg (1.6.1)
     prawn (2.5.0)
       matrix (~> 0.4)
       pdf-core (~> 0.10.0)