diff --git a/docker/Dockerfile.rust b/docker/Dockerfile.rust
index 400769c8..9afa77a5 100644
--- a/docker/Dockerfile.rust
+++ b/docker/Dockerfile.rust
@@ -3,7 +3,7 @@
 # Multi-stage build for minimal final image
 
 # Stage 1: Build
-FROM rust:1.85-bookworm AS builder
+FROM rust:1.89-bookworm AS builder
 
 WORKDIR /build