diff --git a/Gemfile.lock b/Gemfile.lock
index e7306b5..406a217 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -174,7 +174,7 @@ GEM
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
-    thor (1.2.1)
+    thor (1.4.0)
     tilt (2.0.10)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)