diff --git a/Gemfile.lock b/Gemfile.lock
index 9ab53f99eb0..93ef9de8feb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -394,7 +394,7 @@ GEM
       rubocop-ast (>= 1.8.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.8.0)
+    rubocop-ast (1.9.0)
       parser (>= 3.0.1.1)
     rubocop-discourse (2.4.2)
       rubocop (>= 1.1.0)