diff --git a/Gemfile.lock b/Gemfile.lock
index 036c3a9..13a7cba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     chatwerk (0.1.0)
-      mcp (~> 0.1)
+      mcp
       query_packwerk (~> 0.1)
       sorbet-runtime
       thor
@@ -73,7 +73,7 @@ GEM
     loofah (2.25.2)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    mcp (0.22.0)
+    mcp (0.23.0)
       json_schemer (>= 2.4)
     minitest (5.27.0)
     nokogiri (1.19.4-aarch64-linux-gnu)
diff --git a/chatwerk.gemspec b/chatwerk.gemspec
index 88b9c0b..63688e3 100644
--- a/chatwerk.gemspec
+++ b/chatwerk.gemspec
@@ -33,7 +33,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'mcp', '~> 0.1'
+  spec.add_dependency 'mcp'
   spec.add_dependency 'query_packwerk', '~> 0.1'
   spec.add_dependency 'sorbet-runtime'
   spec.add_dependency 'thor'