diff --git a/Gemfile.lock b/Gemfile.lock
index d7cea73..2055d68 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -156,6 +156,7 @@ GEM
     nifty-generators (0.4.6)
     nokogiri (1.6.7)
       mini_portile2 (~> 2.0.0.rc2)
+    pg (1.4.1)
     public_suffix (3.1.1)
     rack (1.6.11)
     rack-test (0.6.3)
@@ -263,7 +264,7 @@ GEM
       execjs (>= 2.2.2, >= 2.2)
       less-rails (>= 2.5.0)
       railties (>= 3.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
@@ -295,6 +296,7 @@ DEPENDENCIES
   jquery-rails
   nifty-generators
   nokogiri (= 1.6.7)
+  pg
   rails (= 4.2.5)
   rails3-jquery-autocomplete
   rails_12factor
@@ -304,7 +306,7 @@ DEPENDENCIES
   selenium-webdriver
   slim-rails
   spring
-  sqlite3 (~> 1.3.6)
+  sqlite3
   turbolinks
   twitter-bootstrap-rails
   uglifier (>= 1.3.0)