diff --git a/.github/workflows/drift-check.yml b/.github/workflows/drift-check.yml
index f66b608..96e3e7e 100644
--- a/.github/workflows/drift-check.yml
+++ b/.github/workflows/drift-check.yml
@@ -194,7 +194,7 @@ jobs:
       contents: read
       issues: write
       id-token: write
-    uses: QuantStrategyLab/QuantPlatformKit/.github/workflows/reusable-drift-check.yml@be45863ad75316e3c993338828da356ddfb42f65
+    uses: QuantStrategyLab/QuantPlatformKit/.github/workflows/reusable-drift-check.yml@c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3
     with:
       strategy_domain: cn_equity
       caller_event_name: ${{ github.event_name }}
@@ -203,7 +203,7 @@ jobs:
       snapshot_checkout_path: external/CnEquitySnapshotPipelines
       snapshot_repository_ref: ${{ needs.preflight_backtests.outputs.snapshot_repository_ref }}
       ai_gateway_service_url: ${{ vars.AI_GATEWAY_SERVICE_URL }}
-      quant_platform_kit_ref: be45863ad75316e3c993338828da356ddfb42f65
+      quant_platform_kit_ref: c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3
       lifecycle_preflight_artifact: lifecycle-preflight-${{ github.run_id }}-${{ github.run_attempt }}
     secrets:
       codex_audit_service_url: ${{ secrets.CODEX_AUDIT_SERVICE_URL }}
diff --git a/pyproject.toml b/pyproject.toml
index 9586199..7a8b7d4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
   "pandas>=2.0",
-  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@be45863ad75316e3c993338828da356ddfb42f65",
+  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3",
 ]
 
 [project.optional-dependencies]
diff --git a/qsl.toml b/qsl.toml
index 50d940e..11e9e37 100644
--- a/qsl.toml
+++ b/qsl.toml
@@ -5,5 +5,5 @@ upgrade_ring = "ring_b"
 bundle = "2026.08.0"
 requires = [
   "pandas>=2.0",
-  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@be45863ad75316e3c993338828da356ddfb42f65",
+  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3",
 ]
diff --git a/tests/test_drift_workflow_config.py b/tests/test_drift_workflow_config.py
index 2b8a7f0..39aab65 100644
--- a/tests/test_drift_workflow_config.py
+++ b/tests/test_drift_workflow_config.py
@@ -18,7 +18,7 @@ def test_drift_workflow_wires_real_snapshot_history_and_preflight_bundle() -> No
     assert '"conclusion": "success"' in workflow
     assert "cn_etf_market_history.csv" in workflow
     assert "repository: QuantStrategyLab/QuantPlatformKit" in workflow
-    assert "ref: be45863ad75316e3c993338828da356ddfb42f65" in workflow
+    assert "ref: c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3" in workflow
     assert "python -m pip install --no-deps -e external/QuantPlatformKit" in workflow
     assert "scripts/run_walk_forward_backtest.py" in workflow
     assert '"--list-profiles"' in workflow
@@ -29,7 +29,7 @@ def test_drift_workflow_wires_real_snapshot_history_and_preflight_bundle() -> No
     assert "Upload lifecycle preflight artifact" in workflow
     assert "actions/upload-artifact@v7" in workflow
     assert workflow.count("github.ref == format('refs/heads/{0}', github.event.repository.default_branch)") == 2
-    assert "uses: QuantStrategyLab/QuantPlatformKit/.github/workflows/reusable-drift-check.yml@be45863ad75316e3c993338828da356ddfb42f65" in workflow
+    assert "uses: QuantStrategyLab/QuantPlatformKit/.github/workflows/reusable-drift-check.yml@c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3" in workflow
     assert "strategy_domain: cn_equity" in workflow
     assert "caller_event_name: ${{ github.event_name }}" in workflow
     assert "caller_pr_head_repository: ${{ github.event.pull_request.head.repo.full_name || '' }}" in workflow
diff --git a/tests/test_qsl_compat_metadata.py b/tests/test_qsl_compat_metadata.py
index 3a638d9..f8524ce 100644
--- a/tests/test_qsl_compat_metadata.py
+++ b/tests/test_qsl_compat_metadata.py
@@ -3,7 +3,7 @@
 
 
 ROOT = Path(__file__).resolve().parents[1]
-QPK_REVISION = "be45863ad75316e3c993338828da356ddfb42f65"
+QPK_REVISION = "c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3"
 QPK_URL = (
     "quant-platform-kit @ git+https://github.com/QuantStrategyLab/"
     f"QuantPlatformKit.git@{QPK_REVISION}"
diff --git a/uv.lock b/uv.lock
index 19a2450..5fe85bc 100644
--- a/uv.lock
+++ b/uv.lock
@@ -31,7 +31,7 @@ test = [
 requires-dist = [
     { name = "pandas", specifier = ">=2.0" },
     { name = "pytest", marker = "extra == 'test'", specifier = ">=8" },
-    { name = "quant-platform-kit", git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=be45863ad75316e3c993338828da356ddfb42f65" },
+    { name = "quant-platform-kit", git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3" },
 ]
 provides-extras = ["test"]
 
@@ -315,7 +315,7 @@ wheels = [
 [[package]]
 name = "quant-platform-kit"
 version = "0.10.0"
-source = { git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=be45863ad75316e3c993338828da356ddfb42f65#be45863ad75316e3c993338828da356ddfb42f65" }
+source = { git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3#c9ce15d6db26d75a6fb7285e7288ab4fb83fadd3" }
 
 [[package]]
 name = "six"