diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8b753013..f5c6cdc5 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -48,7 +48,7 @@ jobs:
 
       - name: make draftBuildCode
         id: draftBuildCode
-        run: echo "::set-output name=datetime::$(date +'%m-%dT%H-%M')"
+        run: echo "::set-output name=datetime::$(date +'%d.%H.%M')"
 
 
   build: