diff --git a/.github/workflows/claude-triage.yml b/.github/workflows/claude-triage.yml
index 96489b6..49ce588 100644
--- a/.github/workflows/claude-triage.yml
+++ b/.github/workflows/claude-triage.yml
@@ -143,7 +143,10 @@ jobs:
 
             5. Add the `triaged` label using `gh label create triaged --color 0e8a16 --force` then
                `gh issue edit ${{ github.event.issue.number }} --add-label triaged`.
-               Remove the triggering label using `gh issue edit ${{ github.event.issue.number }} --remove-label "${{ github.event.label.name }}"`.
+               If the triggering label is `claude-triage`, remove it using
+               `gh issue edit ${{ github.event.issue.number }} --remove-label "claude-triage"`.
+               Do not remove `from-website`; it is a persistent provenance label used by
+               downstream notification and reporting workflows.
 
             6. Write a concise markdown summary of your triage decision to /tmp/triage-summary.md.
                Include: verdict (feasible/not feasible), reasoning, and action taken.
@@ -208,7 +211,7 @@ jobs:
           fi
 
       - name: Remove triggering label
-        if: always()
+        if: always() && github.event.label.name == 'claude-triage'
         env:
           GH_TOKEN: ${{ github.token }}
-        run: gh issue edit ${{ github.event.issue.number }} --remove-label "${{ github.event.label.name }}" --repo "${{ github.repository }}" || true
+        run: gh issue edit ${{ github.event.issue.number }} --remove-label "claude-triage" --repo "${{ github.repository }}" || true
diff --git a/functions/feedback/IssueWebhookFunction.cs b/functions/feedback/IssueWebhookFunction.cs
index e65afd0..1859f60 100644
--- a/functions/feedback/IssueWebhookFunction.cs
+++ b/functions/feedback/IssueWebhookFunction.cs
@@ -67,22 +67,14 @@ public async Task<HttpResponseData> Run(
         if (payload?.Issue is null)
             return req.CreateResponse(HttpStatusCode.OK);
 
-        // ── Filter: only closed issues with the from-website label ────────────
-        var label = Environment.GetEnvironmentVariable("GITHUB_ISSUE_LABEL") ?? "from-website";
-
         if (payload.Action != "closed")
         {
             logger.LogInformation("Ignoring action '{Action}' for issue #{Number}", payload.Action, payload.Issue.Number);
             return req.CreateResponse(HttpStatusCode.OK);
         }
 
-        if (!payload.Issue.Labels.Any(l => l.Name == label))
-        {
-            logger.LogInformation("Issue #{Number} missing label '{Label}' — skipping", payload.Issue.Number, label);
-            return req.CreateResponse(HttpStatusCode.OK);
-        }
-
-        // ── Look up submitter email ───────────────────────────────────────────
+        // The persisted mapping is authoritative: it is created only for issues
+        // submitted through the website and is not affected by mutable labels.
         var mapping = await issueEmailStore.GetAsync(payload.Issue.Number);
         if (mapping is null)
         {