diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 84767f34..be58e7ec 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -552,6 +552,12 @@ jobs:
     # required commit-status contexts for this SHA and fails if any fail, skip,
     # or never emit.
     #
+    # Timeout: 55min job-level, 50min internal deadline. Cold runners can take
+    # 16+min for Platform (Go) + 18min for Canvas + ~8min for Python Lint
+    # = ~42min of required context wall time. 50min deadline gives headroom
+    # for polling overhead and runner scheduling variance. mc#1099 cold-runner
+    # fix addresses the root cause (golangci-lint timeout, step-level ceilings).
+    #
     # canvas-deploy-reminder is intentionally NOT included in all-required.needs.
     # It is an informational main-push reminder, not a PR quality gate. Keeping
     # it in this dependency list lets a skipped reminder skip the required
@@ -559,7 +565,7 @@ jobs:
     #
     continue-on-error: false
     runs-on: ubuntu-latest
-    timeout-minutes: 45
+    timeout-minutes: 55
     steps:
       - name: Wait for required CI contexts
         env:
@@ -589,9 +595,10 @@ jobs:
               f"CI / Canvas (Next.js) ({event})",
               f"CI / Shellcheck (E2E scripts) ({event})",
               f"CI / Python Lint & Test ({event})",
+              f"CI / Canvas Deploy Reminder ({event})",
           ]
           terminal_bad = {"failure", "error"}
-          deadline = time.time() + 40 * 60
+          deadline = time.time() + 50 * 60
           last_summary = None
 
           def fetch_statuses():