diff --git a/.forgejo/workflows/test.yml b/.forgejo/workflows/test.yml
index 307fdfb..4a12799 100644
--- a/.forgejo/workflows/test.yml
+++ b/.forgejo/workflows/test.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: docker
     container:
       image:
-        git.kemitix.net/kemitix/rust:v3.0.0-rc2
+        git.kemitix.net/kemitix/rust:v3.0.0
     strategy:
       matrix:
         toolchain:
diff --git a/README.md b/README.md
index 193c9bd..f3637c6 100644
--- a/README.md
+++ b/README.md
@@ -11,23 +11,25 @@ on: [push]
 jobs:
   test:
     runs-on: docker
+    container:
+      image:
+        git.kemitix.net/kemitix/rust:v3.0.0
     steps:
-      - uses: https://git.kemitix.net/kemitix/rust@v2.4.0
-        with:
-          args: nightly cargo test
-      - uses: https://git.kemitix.net/kemitix/rust@v2.4.0
-        with:
-          args: v1.79.0 cargo build
+      - name: test with nightly
+        run: cargo +nightly test
+      - name: build with v1.74.1
+        run: cargo +1.74.1 cargo build
+      - name: test with stable
+        run: cargo test
 ```
 
-The `args` is one of the following:
+## Toolchains
 
-- <COMMAND>
-- [ nightly | stable | v1.xx.x ] <COMMAND>
+The available toolchain in the image are:
 
-`COMMAND` is the command you want to run. The optional prefix is the Rust toolchain, or version. Allowed values are `nightly`, `stable` or a Rust version.
-
-Where the optional prefix is not given, the `stable` toolchain will be used. The `stable` version is currently `1.82.0`.
+- `nightly` 
+- stable
+- 1.74.1
 
 ## Contents
 
@@ -40,13 +42,3 @@ Where the optional prefix is not given, the `stable` toolchain will be used. The
 - cargo-chef
 - cargo-hack
 - release-plz
-
-## Binary size
-
-To reduce the size of the debug binary, add the following to the `.cargo/config.toml` file in you project.
-
-```toml
-[profile.dev]
-debug = 0
-strip = "debuginfo"
-```