diff --git a/Gemfile.lock b/Gemfile.lock
index f4904a2..91ff006 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     nocms-microsites (0.0.1)
-      config (~> 1.0.0)
+      config (>= 1.0.0, < 1.8.0)
       globalize (>= 4.0.0, < 5.3)
       rails (> 4.2, < 5.3)
 
@@ -94,7 +94,7 @@ GEM
       mini_mime (>= 0.1.1)
     method_source (0.8.2)
     mime-types (2.99)
-    mini_mime (1.0.1)
+    mini_mime (1.0.2)
     mini_portile (0.6.2)
     minitest (5.8.3)
     nokogiri (1.6.6.4)
@@ -113,7 +113,7 @@ GEM
     pry-stack_explorer (0.4.9.2)
       binding_of_caller (>= 0.7)
       pry (>= 0.9.11)
-    rack (1.6.4)
+    rack (1.6.12)
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.2.5)
@@ -167,7 +167,7 @@ GEM
       json
       simplecov
     slop (3.6.0)
-    sprockets (3.7.2)
+    sprockets (4.0.0)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-rails (3.2.1)