diff --git a/Dockerfile b/Dockerfile
index 5803efe..9a73ae2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM docker.io/library/python:3.12-slim-trixie@sha256:d86b4c74b936c438cd4cc3a9f7256b9a7c27ad68c7caf8c205e18d9845af0164
 
-COPY --from=ghcr.io/astral-sh/uv:0.9.10 /uv /uvx /bin/
+COPY --from=ghcr.io/astral-sh/uv:0.9.10@sha256:29bd45092ea8902c0bbb7f0a338f0494a382b1f4b18355df5be270ade679ff1d /uv /uvx /bin/
 
 # Install dependencies
 # 1. git (required for caldav dependency from git)