diff --git a/action.yml b/action.yml
index 2a39d92..1d20ed5 100644
--- a/action.yml
+++ b/action.yml
@@ -14,7 +14,7 @@ runs:
           username: ${{env.DOCKER_USER}}
           password: ${{env.DOCKER_PASS}}
 
-      - shell: bash
+      - shell: sh
         run: |
           echo "FROM mcr.microsoft.com/dotnet/runtime:7.0" > Dockerfile
           echo "COPY dist /home" >> Dockerfile