diff --git a/Gemfile.lock b/Gemfile.lock
index f872d62..2397892 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
       bigdecimal (>= 3.1, < 5)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
-    mcp (0.8.0)
+    mcp (0.9.0)
       json-schema (>= 4.1)
     method_source (1.1.0)
     mutex_m (0.3.0)