diff --git a/Gemfile.lock b/Gemfile.lock
index 8fdf281a7..83e2a4171 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       activesupport (>= 3.0)
       nokogiri (>= 1.6)
     io-console (0.8.0)
-    irb (1.14.1)
+    irb (1.14.3)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
     json (2.8.2)
@@ -158,7 +158,8 @@ GEM
     parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
-    psych (5.2.0)
+    psych (5.2.2)
+      date
       stringio
     public_suffix (6.0.1)
     puma (6.5.0)
@@ -204,10 +205,10 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rdoc (6.8.1)
+    rdoc (6.10.0)
       psych (>= 4.0.0)
     regexp_parser (2.9.2)
-    reline (0.5.12)
+    reline (0.6.0)
       io-console (~> 0.5)
     rexml (3.3.9)
     rspec-core (3.13.1)