diff --git a/Gemfile.lock b/Gemfile.lock
index acd45ca9e..cb62c7601 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -710,7 +710,7 @@ GEM
       execjs (>= 0.3.0, < 3)
     thor (1.3.2)
     timecop (0.9.10)
-    timeout (0.4.2)
+    timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (3.1.2)