diff --git a/Dockerfile b/Dockerfile
index 2627192..e28680a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.65.0-bullseye@sha256:891bc3b252c43a1c2667083e3861f26e6f571dcc3bc98dcc151d6ff6edc62cb9 as build
+FROM rust:1.66.0-bullseye@sha256:8fcbafc4ca2738be0469892ff957fdfb82663fd162e2ad36a70699c70d9e7349 as build
 
 # renovate: datasource=github-tags depName=nextcloud/notify_push versioning=semver
 ENV NOTIFY_PUSH_VERSION v0.5.0