diff --git a/Gemfile.lock b/Gemfile.lock
index 2fd090a..dc842f6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -199,7 +199,7 @@ GEM
       ffi (~> 1.9)
     securerandom (0.4.1)
     stringio (3.1.7)
-    thor (1.3.2)
+    thor (1.4.0)
     timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)