diff --git a/README.md b/README.md
index 25a27ef..02b1cce 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v3
         
       - name: make   
-        uses: embedd-actions/arm-gcc-ci@v12.3.1 
+        uses: embedd-actions/arm-gcc-ci@11.3.rel1
         with: 
           command: make --directory Release all
 
@@ -23,5 +23,5 @@ jobs:
 ## List of available tags
 
 ```
-v12.3.1
+11.3.rel1
 ```