diff --git a/.github/docker/Dockerfile.rust b/.github/docker/Dockerfile.rust
index 8b511fa6..81875533 100644
--- a/.github/docker/Dockerfile.rust
+++ b/.github/docker/Dockerfile.rust
@@ -1,3 +1,3 @@
-FROM rust:1.90.0-alpine3.22
+FROM rust:1.91.0-alpine3.22
 
 CMD echo this is a dummy file used to automate dependency upgrades for plugins