diff --git a/backend/Dockerfile b/backend/Dockerfile
index a26933b..003635e 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:22-bookworm-slim AS worker-deps
+FROM node:26-bookworm-slim AS worker-deps
 
 WORKDIR /app/workbook-worker