diff --git a/Gemfile.lock b/Gemfile.lock
index 5f00fb5..e992e1a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.6.2)
-    concurrent-ruby (1.1.9)
+    concurrent-ruby (1.2.2)
     connection_pool (2.2.1)
     css_parser (1.3.5)
       addressable
@@ -120,7 +120,7 @@ GEM
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     journey (1.0.4)
-    jquery-rails (2.2.1)
+    jquery-rails (3.1.5)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.8.6)
@@ -169,7 +169,7 @@ GEM
       slop (~> 3.4)
     puma (3.6.2)
     rack (1.4.7)
-    rack-cache (1.7.1)
+    rack-cache (1.13.0)
       rack (>= 0.4)
     rack-protection (1.5.3)
       rack
@@ -192,7 +192,7 @@ GEM
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (>= 0.14.6, < 2.0)
-    rake (10.5.0)
+    rake (13.0.6)
     rb-fchange (0.0.6)
       ffi
     rb-fsevent (0.9.3)
@@ -268,7 +268,7 @@ GEM
       daemons (>= 1.0.9)
       eventmachine (>= 0.12.6)
       rack (>= 1.0.0)
-    thor (0.20.0)
+    thor (1.2.1)
     tilt (1.4.1)
     treetop (1.4.15)
       polyglot