diff --git a/Gemfile.lock b/Gemfile.lock
index f5348ad..8cb8e70 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -260,7 +260,7 @@ GEM
     slop (3.6.0)
     specinfra (1.27.5)
     thor (0.19.1)
-    thread_safe (0.3.4)
+    thread_safe (0.3.6)
     timers (4.0.1)
       hitimes
     travis (1.7.4)
@@ -279,7 +279,7 @@ GEM
     trollop (2.1.1)
     typhoeus (0.6.9)
       ethon (>= 0.7.1)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext