diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 32abf41..a786dc2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -51,7 +51,7 @@ jobs:
         run: |
           set -euo pipefail
           python -m pip install --upgrade pip
-          python -m pip install -e . pandas pytest pytest-cov ruff build
+          python -m pip install -e . pandas pytest pytest-cov ruff==0.15.22 build
           python -m pip install --no-deps -e external/QuantPlatformKit
 
       - name: Verify dependencies
diff --git a/pyproject.toml b/pyproject.toml
index 7baafed..d8f6976 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@651c9ac4f37ce6e7fe1bac84dc7646cd5abc9e6e",
+  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@92458590a463e7219f0369a3505031ee74414135",
 ]
 
 [project.optional-dependencies]
diff --git a/qsl.toml b/qsl.toml
index 38b209a..5ddb205 100644
--- a/qsl.toml
+++ b/qsl.toml
@@ -5,5 +5,5 @@ upgrade_ring = "ring_b"
 bundle = "2026.07.4"
 requires = [
   "pandas>=2.0",
-  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@651c9ac4f37ce6e7fe1bac84dc7646cd5abc9e6e",
+  "quant-platform-kit @ git+https://github.com/QuantStrategyLab/QuantPlatformKit.git@92458590a463e7219f0369a3505031ee74414135",
 ]
diff --git a/uv.lock b/uv.lock
index 59a12ff..a1c7cf9 100644
--- a/uv.lock
+++ b/uv.lock
@@ -40,7 +40,7 @@ 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=651c9ac4f37ce6e7fe1bac84dc7646cd5abc9e6e" },
+    { name = "quant-platform-kit", git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=92458590a463e7219f0369a3505031ee74414135" },
 ]
 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=651c9ac4f37ce6e7fe1bac84dc7646cd5abc9e6e#651c9ac4f37ce6e7fe1bac84dc7646cd5abc9e6e" }
+source = { git = "https://github.com/QuantStrategyLab/QuantPlatformKit.git?rev=92458590a463e7219f0369a3505031ee74414135#92458590a463e7219f0369a3505031ee74414135" }
 
 [[package]]
 name = "six"