diff --git a/.tool-versions b/.tool-versions
index e729501c..afd82663 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,3 +1,3 @@
 node 22.11.0
-pnpm 10.34.4
+pnpm 11.5.3
 python 3.13.14
diff --git a/package.json b/package.json
index ea9acdb1..1b59c350 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "typescript": "5.9.3",
     "vitest": "4.1.9"
   },
-  "packageManager": "pnpm@10.34.4",
+  "packageManager": "pnpm@11.5.3",
   "engines": {
     "node": "^16.20.0 || >=18"
   }