diff --git a/.github/workflows/sigrid-publish.yml b/.github/workflows/sigrid-publish.yml
index aaf7304..ee42e1d 100644
--- a/.github/workflows/sigrid-publish.yml
+++ b/.github/workflows/sigrid-publish.yml
@@ -17,6 +17,7 @@ jobs:
         with:
           customer: TNO
           system: WuppieFuzz
+          subsystem: WuppieFuzz
           publishonly: true
         env:
           SIGRID_CI_TOKEN: "${{ secrets.SIGRID_CI_TOKEN }}"
diff --git a/.github/workflows/sigrid-pullrequest.yml b/.github/workflows/sigrid-pullrequest.yml
index e3a4344..a2f27ac 100644
--- a/.github/workflows/sigrid-pullrequest.yml
+++ b/.github/workflows/sigrid-pullrequest.yml
@@ -14,6 +14,7 @@ jobs:
         with:
           customer: TNO
           system: WuppieFuzz
+          subsystem: WuppieFuzz
         env:
           SIGRID_CI_TOKEN: "${{ secrets.SIGRID_CI_TOKEN }}"
       - name: "Sigrid pull request feedback"