diff --git a/Gemfile.lock b/Gemfile.lock
index 5cf7b25e8..14275c980 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -603,7 +603,7 @@ GEM
     temple (0.8.2)
     terser (1.1.8)
       execjs (>= 0.3.0, < 3)
-    thor (1.3.1)
+    thor (1.4.0)
     tilt (2.0.10)
     timeout (0.4.3)
     tomdoc (0.2.5)