diff --git a/Dockerfile b/Dockerfile
index d3170696c5fc08c67cbca61a203eced42e4eba0d..2a78d37cbbcadd1bd7afaf612be5767a09abb581 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax = docker/dockerfile:1.2
 
-FROM rust:1.65-bullseye as builder
+FROM rust:1.70-bullseye as builder
 WORKDIR app
 COPY . .
 
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000000000000000000000000000000000000..7046039a2c1916415f679ccc3bf5f139895482f6
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "1.70"
+components = [ "rustfmt" ]