diff --git a/Gemfile.lock b/Gemfile.lock
index 8fbfaf2a5de71..e0376d24b422d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -146,7 +146,7 @@ GEM
       yajl-ruby
     buftok (0.2.0)
     builder (3.2.4)
-    bullet (6.1.2)
+    bullet (6.1.3)
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11)
     bundler-audit (0.7.0.1)
@@ -191,7 +191,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.7)
+    concurrent-ruby (1.1.8)
     connection_pool (2.2.3)
     counter_culture (2.7.0)
       activerecord (>= 4.2)
@@ -789,7 +789,7 @@ GEM
       unf_ext
     unf_ext (0.0.7.7)
     unicode-display_width (2.0.0)
-    uniform_notifier (1.13.0)
+    uniform_notifier (1.13.2)
     validate_url (1.0.13)
       activemodel (>= 3.0.0)
       public_suffix
diff --git a/vendor/cache/bullet-6.1.2.gem b/vendor/cache/bullet-6.1.2.gem
deleted file mode 100644
index 4e1730d086f9a..0000000000000
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diff --git a/vendor/cache/bullet-6.1.3.gem b/vendor/cache/bullet-6.1.3.gem
new file mode 100644
index 0000000000000..365ebb0561850
Binary files /dev/null and b/vendor/cache/bullet-6.1.3.gem differ
diff --git a/vendor/cache/concurrent-ruby-1.1.7.gem b/vendor/cache/concurrent-ruby-1.1.7.gem
deleted file mode 100644
index ae9b3702ae66b..0000000000000
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diff --git a/vendor/cache/concurrent-ruby-1.1.8.gem b/vendor/cache/concurrent-ruby-1.1.8.gem
new file mode 100644
index 0000000000000..40b30f3f5fa88
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diff --git a/vendor/cache/uniform_notifier-1.13.0.gem b/vendor/cache/uniform_notifier-1.13.0.gem
deleted file mode 100644
index 9291b0718b52b..0000000000000
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diff --git a/vendor/cache/uniform_notifier-1.13.2.gem b/vendor/cache/uniform_notifier-1.13.2.gem
new file mode 100644
index 0000000000000..90a73d18e14fa
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