diff --git a/Gemfile.lock b/Gemfile.lock
index 02297fe..b18fc94 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -57,13 +57,20 @@ GEM
     jquery-rails (3.1.4)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
+    json (1.8.3)
     json (1.8.3-java)
+    linecache (1.3.1)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     mime-types (2.6.2)
     minitest (5.8.1)
     multi_json (1.11.2)
-    puma (2.14.0-java)
+    nio4r (2.3.1)
+    nio4r (2.3.1-java)
+    puma (4.3.8)
+      nio4r (~> 2.0)
+    puma (4.3.8-java)
+      nio4r (~> 2.0)
     rack (1.5.5)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -93,6 +100,8 @@ GEM
     ruby-debug (0.10.4)
       columnize (>= 0.1)
       ruby-debug-base (~> 0.10.4.0)
+    ruby-debug-base (0.10.4)
+      linecache (>= 0.3)
     ruby-debug-base (0.10.4-java)
     sass (3.2.19)
     sass-rails (4.0.5)
@@ -116,6 +125,7 @@ GEM
       therubyrhino_jar (>= 1.7.3)
     therubyrhino_jar (1.7.6)
     thor (0.19.1)
+    thread_safe (0.3.5)
     thread_safe (0.3.5-java)
     tilt (1.4.1)
     turbolinks (2.5.3)
@@ -130,6 +140,7 @@ GEM
 
 PLATFORMS
   java
+  ruby
 
 DEPENDENCIES
   activerecord-jdbcpostgresql-adapter