diff --git a/Dockerfile b/Dockerfile
index f8dd2cf..744373d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:22.11.0
+FROM node:22.11.0@sha256:de4c8be8232b7081d8846360d73ce6dbff33c6636f2259cd14d82c0de1ac3ff2
 
 ENV PATH=${PATH}:/root/.local/bin