diff --git a/Gemfile.lock b/Gemfile.lock
index b6c7ad5..3d13eb9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     connection_pool (2.4.1)
-    gearman-ruby (3.0.7)
+    gearman-ruby (4.0.5)
     redis (5.2.0)
       redis-client (>= 0.22.0)
     redis-client (0.22.2)