diff --git a/.github/workflows/discussion-task-miner.lock.yml b/.github/workflows/discussion-task-miner.lock.yml
index e2a674a2c0..739e1c9439 100644
--- a/.github/workflows/discussion-task-miner.lock.yml
+++ b/.github/workflows/discussion-task-miner.lock.yml
@@ -29,8 +29,8 @@
 name: "Discussion Task Miner - Code Quality Improvement Agent"
 "on":
   schedule:
-  - cron: "57 13 * * *"
-    # Friendly format: daily (scattered)
+  - cron: "57 */4 * * *"
+    # Friendly format: every 4h (scattered)
   workflow_dispatch:
 
 permissions: {}
diff --git a/.github/workflows/discussion-task-miner.md b/.github/workflows/discussion-task-miner.md
index 19d51ca58c..b48af2a48d 100644
--- a/.github/workflows/discussion-task-miner.md
+++ b/.github/workflows/discussion-task-miner.md
@@ -2,8 +2,8 @@
 description: Scans AI-generated discussions to extract actionable code quality improvement tasks
 on:
   schedule:
-    # Daily (fuzzy time distribution)
-    - cron: daily
+    # Every 4 hours (fuzzy time distribution)
+    - cron: every 4h
   workflow_dispatch:
 
 permissions:
diff --git a/.github/workflows/github-remote-mcp-auth-test.lock.yml b/.github/workflows/github-remote-mcp-auth-test.lock.yml
index e68e97abe7..66e01c53b9 100644
--- a/.github/workflows/github-remote-mcp-auth-test.lock.yml
+++ b/.github/workflows/github-remote-mcp-auth-test.lock.yml
@@ -396,6 +396,11 @@ jobs:
                   "X-MCP-Readonly": "true",
                   "X-MCP-Toolsets": "repos,issues,discussions"
                 },
+                "tools": [
+                  "get_repository",
+                  "list_issues",
+                  "issue_read"
+                ],
                 "env": {
                   "GITHUB_PERSONAL_ACCESS_TOKEN": "\${GITHUB_MCP_SERVER_TOKEN}"
                 }