diff --git a/.github/workflows/python_build.yaml b/.github/workflows/python_build.yaml
index be573c9f..d5b20666 100644
--- a/.github/workflows/python_build.yaml
+++ b/.github/workflows/python_build.yaml
@@ -36,9 +36,9 @@ jobs:
             ];
             core.setOutput('matrix', JSON.stringify(matrix));
     - run: |
-        echo "{{ needs.get-matrix-config.outputs.platforms }}" ||
-        echo "{{ fromJson(needs.get-matrix-config.outputs.platforms) }}" || 
-        echo "{{ fromJson(needs.get-matrix-config.outputs.platforms).runner }}" 
+        echo "{{ steps.set-matrix.outputs.matrix }}" ||
+        echo "{{ fromJson(steps.set-matrix.outputs.matrix) }}" || 
+        echo "{{ fromJson(needs.get-matrix-config.outputs.matrix).runner }}" 
 
   build_and_verify:
     name: Build and verify on ${{ matrix.os }} (${{ matrix.arch }}) with Python ${{ matrix.python-version }}