diff --git a/Gemfile.lock b/Gemfile.lock
index 5bbfa9be..383e86d0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     coderay (1.1.3)
     crack (0.4.5)
       rexml
-    debug (1.7.2)
+    debug (1.8.0)
       irb (>= 1.5.0)
       reline (>= 0.3.1)
     diff-lcs (1.5.0)
@@ -64,7 +64,7 @@ GEM
       rspec (>= 2.99.0, < 4.0)
     hashdiff (1.0.1)
     io-console (0.6.0)
-    irb (1.6.3)
+    irb (1.6.4)
       reline (>= 0.3.0)
     json (2.6.3)
     listen (3.7.1)