diff --git a/Gemfile.lock b/Gemfile.lock
index bd2c3f4..c2d59b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
-    erb (5.0.1)
+    erb (6.0.0)
     eventmachine (1.2.7)
     ffi (1.17.2)
     ffi (1.17.2-aarch64-linux-gnu)