diff --git a/Gemfile.lock b/Gemfile.lock
index 0680036..6207e41 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -23,7 +23,7 @@ GEM
     commonmarker (0.23.10)
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
-    diff-lcs (1.5.0)
+    diff-lcs (1.5.1)
     dnsruby (1.70.0)
       simpleidn (~> 0.2.1)
     drb (2.2.0)