diff --git a/changelog.d/maintenance/chat-unused-vars-count-20260911.md b/changelog.d/maintenance/chat-unused-vars-count-20260911.md
new file mode 100644
index 0000000000..8f8726bf0f
--- /dev/null
+++ b/changelog.d/maintenance/chat-unused-vars-count-20260911.md
@@ -0,0 +1 @@
+- **chore(quality):** retighten the `src/sse/handlers/chat.ts` unused-vars suppression count to the 8 violations that actually remain
diff --git a/config/quality/eslint-suppressions.json b/config/quality/eslint-suppressions.json
index 49ab6842ff..141d762822 100644
--- a/config/quality/eslint-suppressions.json
+++ b/config/quality/eslint-suppressions.json
@@ -2080,7 +2080,7 @@
   },
   "src/sse/handlers/chat.ts": {
     "@typescript-eslint/no-unused-vars": {
-      "count": 9
+      "count": 8
     }
   },
   "src/sse/handlers/chatHelpers.ts": {