diff --git a/Gemfile.lock b/Gemfile.lock
index a12d69e..7b33298 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,7 @@ GEM
     guard-rubocop (1.5.0)
       guard (~> 2.0)
       rubocop (< 2.0)
-    listen (3.8.0)
+    listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     lumberjack (1.2.10)