diff --git a/Gemfile.lock b/Gemfile.lock
index c4f06c6..4f5c473 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,10 +55,10 @@ GEM
     rouge (1.10.1)
     safe_yaml (1.0.4)
     sass (3.4.21)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     yell (2.0.5)