diff --git a/Dockerfile b/Dockerfile
index 56be5ad..ac02b63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 ARG BASE_IMAGE=alpine:3.23.0
 
-FROM rust:1.91.1-slim-bookworm AS builder
+FROM rust:1.92.0-slim-bookworm AS builder
 
 ARG TARGETPLATFORM
 ARG MDBOOK_VERSION