diff --git a/validation/Containerfile b/validation/Containerfile
index 2e76d3e..43d3ca7 100644
--- a/validation/Containerfile
+++ b/validation/Containerfile
@@ -1,6 +1,6 @@
 # Using the `rust-musl-builder` as base image, instead of
 # the official Rust toolchain
-FROM registry.itzana.me/docker-proxy/clux/muslrust:stable AS chef
+FROM registry.itzana.me/docker-proxy/clux/muslrust:1.86.0-stable AS chef
 USER root
 RUN cargo install cargo-chef
 WORKDIR /app