diff --git a/Gemfile.lock b/Gemfile.lock
index cd81604..5e9b828 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -224,7 +224,7 @@ GEM
     stringio (3.1.7)
     terminal-table (4.0.0)
       unicode-display_width (>= 1.1.1, < 4)
-    thor (1.3.2)
+    thor (1.4.0)
     timeout (0.4.3)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)