diff --git a/sync-server/Dockerfile b/sync-server/Dockerfile
index 10aeb4ae..36eb5465 100644
--- a/sync-server/Dockerfile
+++ b/sync-server/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.89-slim-trixie AS builder
+FROM rust:1.90-slim-trixie AS builder
 
 WORKDIR /usr/src/backend