diff --git a/.github/workflows/set-timestamp.yaml b/.github/workflows/set-timestamp.yaml
index e8fe0ca8..57f05685 100644
--- a/.github/workflows/set-timestamp.yaml
+++ b/.github/workflows/set-timestamp.yaml
@@ -4,7 +4,6 @@ on:
       timestamp:
         description: 'Timestamp to inject into wiki-meta-cache.yaml. Example: 2022-10-30T19:37:23.138Z'
         required: true
-        type: string
 
 name: Set lastCheckedRecentChanges
 
@@ -26,7 +25,7 @@ jobs:
           cat data/wiki-meta-cache.yaml
       - name: Change content
         run: |
-          echo "lastCheckedRecentChanges: '${{ github.events.inputs.timestamp }}'" > data/wiki-meta-cache.yaml
+          echo "lastCheckedRecentChanges: '${{ inputs.timestamp }}'" > data/wiki-meta-cache.yaml
       - name: Updated content
         run: |
           cat data/wiki-meta-cache.yaml