diff --git a/.github/workflows/publish-immutable-actions.yml b/.github/workflows/publish-immutable-actions.yml
index 1e02a3a1..87c02072 100644
--- a/.github/workflows/publish-immutable-actions.yml
+++ b/.github/workflows/publish-immutable-actions.yml
@@ -2,7 +2,7 @@ name: 'Publish Immutable Action Version'
 
 on:
   release:
-    types: [created]
+    types: [published]
 
 jobs:
   publish:
@@ -17,6 +17,4 @@ jobs:
         uses: actions/checkout@v4
       - name: Publish
         id: publish
-        uses: actions/publish-immutable-action@0.0.1
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
+        uses: actions/publish-immutable-action@0.0.3
diff --git a/README.md b/README.md
index 21960a0f..864fda70 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ steps:
 - uses: actions/checkout@v4
 - uses: actions/setup-python@v5
   with:
-    python-version: '3.10' 
+    python-version: '3.12' 
 - run: python my_script.py
 ```
 
@@ -31,7 +31,7 @@ steps:
 - uses: actions/checkout@v4
 - uses: actions/setup-python@v5 
   with:
-    python-version: 'pypy3.9' 
+    python-version: 'pypy3.10' 
 - run: python my_script.py
 ```
 
@@ -41,7 +41,7 @@ steps:
 - uses: actions/checkout@v4
 - uses: actions/setup-python@v5 
   with:
-    python-version: 'graalpy-22.3' 
+    python-version: 'graalpy-24.0' 
 - run: python my_script.py
 ```
 
@@ -76,7 +76,7 @@ steps:
 - uses: actions/checkout@v4
 - uses: actions/setup-python@v5
   with:
-    python-version: '3.9'
+    python-version: '3.12'
     cache: 'pip' # caching pip dependencies
 - run: pip install -r requirements.txt
 ```