diff --git a/Gemfile.lock b/Gemfile.lock
index 8e5406814..5b8262a24 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -189,7 +189,7 @@ GEM
       haml (>= 4.0.6, < 5.0)
       html2haml (>= 1.0.1)
       railties (>= 4.0.1)
-    hashdiff (0.3.7)
+    hashdiff (0.4.0)
     hpricot (0.8.6)
     html2haml (2.1.0)
       erubis (~> 2.7.0)
@@ -352,7 +352,7 @@ GEM
     ruby_parser (3.8.4)
       sexp_processor (~> 4.1)
     rubyzip (1.2.2)
-    safe_yaml (1.0.4)
+    safe_yaml (1.0.5)
     sass (3.4.23)
     sass-rails (5.0.6)
       railties (>= 4.0.0, < 6)
@@ -426,10 +426,10 @@ GEM
     wasabi (3.5.0)
       httpi (~> 2.0)
       nokogiri (>= 1.4.2)
-    webmock (3.4.2)
+    webmock (3.6.0)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
-      hashdiff
+      hashdiff (>= 0.4.0, < 2.0.0)
     whenever (0.9.4)
       chronic (>= 0.6.3)
     xpath (3.2.0)