diff --git a/.github/workflows/update-mqt-core.yml b/.github/workflows/update-mqt-core.yml
index f131406..806db7f 100644
--- a/.github/workflows/update-mqt-core.yml
+++ b/.github/workflows/update-mqt-core.yml
@@ -23,4 +23,4 @@ jobs:
     name: ⬆️ Update MQT Core
     uses: cda-tum/mqt-workflows/.github/workflows/reusable-mqt-core-update.yml@v1.1.5
     with:
-      update-to-head: ${{ github.event.inputs.update-to-head != '' && fromJSON(github.event.inputs.update-to-head) || false }}
+      update-to-head: ${{ github.event.inputs.update-to-head || false }}