diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index d261a5fb9..0005a6b06 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -45,13 +45,13 @@ jobs:
         token: ${{ steps.get_workflow_token.outputs.token }}
         branch: ${{ github.event.repository.default_branch }}
     - name: Dispatch NUR-combined update
-      uses: peter-evans/repository-dispatch@ff45666b9427631e3450c54a1bcbee4d9ff4d7c0 # v3
+      uses: peter-evans/repository-dispatch@5fc4efd1a4797ddb68ffd0714a238564e4cc0e6f # v4
       with:
         token: ${{ steps.get_workflow_token.outputs.token }}
         repository: nix-community/nur-combined
         event-type: nur_update
     - name: Dispatch NUR-search update
-      uses: peter-evans/repository-dispatch@ff45666b9427631e3450c54a1bcbee4d9ff4d7c0 # v3
+      uses: peter-evans/repository-dispatch@5fc4efd1a4797ddb68ffd0714a238564e4cc0e6f # v4
       with:
         token: ${{ steps.get_workflow_token.outputs.token }}
         repository: nix-community/nur-search