diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 096dd37..253bb97 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,8 +10,8 @@ jobs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
       - id: set-matrix
-        run: |
-          echo "::set-output name=matrix::$(cat build_versions.json | jq '. | tostring')"
+        # run: echo "::set-output name=matrix::$(cat build_versions.json | jq '. | tostring')"
+        run: echo "matrix=$(cat build_versions.json | jq '. | tostring')" >> $GITHUB_OUTPUT
 
   build_job:
     runs-on: ubuntu-latest