diff --git a/.gitea/workflows/cd.yaml b/.gitea/workflows/cd.yaml
index a6cabe695..08e96e945 100644
--- a/.gitea/workflows/cd.yaml
+++ b/.gitea/workflows/cd.yaml
@@ -163,7 +163,7 @@ jobs:
             # 2026-05-19 Codex: CI image runs as root against a bind-mounted
             # checkout. Remove Python cache artifacts before act-runner cleanup
             # so successful jobs do not end with root-owned __pycache__ noise.
-            find tests -type d -name __pycache__ -prune -exec rm -rf {} + 2>/dev/null || true
+            find tests src -type d -name __pycache__ -prune -exec rm -rf {} + 2>/dev/null || true
             rm -rf .pytest_cache 2>/dev/null || true
           }
           # CI 排除需外部服務的測試 (Redis pool / Ollama — 2026-04-01 Claude Code)
@@ -259,7 +259,7 @@ jobs:
           docker rm -f pg-test-b5 || true
           # 2026-05-20 Codex: B5 imports shared tests helpers, so cleanup the
           # whole tests tree to avoid root-owned __pycache__ act-runner noise.
-          find tests -type d -name __pycache__ -prune -exec rm -rf {} + 2>/dev/null || true
+          find tests src -type d -name __pycache__ -prune -exec rm -rf {} + 2>/dev/null || true
           rm -rf .pytest_cache 2>/dev/null || true
           exit "${PYTEST_EXIT:-0}"
           CI_SCRIPT
diff --git a/scripts/ci/cleanup-host-runner-workspace.sh b/scripts/ci/cleanup-host-runner-workspace.sh
index ee379f4b5..6491f5702 100755
--- a/scripts/ci/cleanup-host-runner-workspace.sh
+++ b/scripts/ci/cleanup-host-runner-workspace.sh
@@ -44,6 +44,9 @@ has_leftovers() {
   [ -d "$root/apps/web/tests/e2e/.auth" ] && return 0
   [ -d "$root/node_modules" ] && return 0
   [ -d "$root/apps/web/node_modules" ] && return 0
+  find "$root/apps/api/tests" "$root/apps/api/src" \
+    -type d -name __pycache__ -print -quit \
+    2>/dev/null | grep -q . && return 0
   find "$root/apps" "$root/packages" \
     -mindepth 2 -maxdepth 2 -type d -name node_modules -print -quit \
     2>/dev/null | grep -q .