diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 383a6a42..a0b1aebb 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -14,7 +14,7 @@ repos:
   hooks:
   - id: black
 - repo: https://github.com/pycqa/isort
-  rev: 6.1.0
+  rev: 7.0.0
   hooks:
   - id: isort
     args: ["--profile", "black", "--filter-files"]
@@ -40,8 +40,8 @@ repos:
       language: python
       types: [python]
       additional_dependencies: [
-        pylint>=3.3.1, hatchling, pytest, scikit-learn>=1.5.2, hypothesis, pandas, treelite,
-        lightgbm, xgboost>=2.1.1, tqdm
+        pylint>=4.0.0, hatchling, pytest, scikit-learn>=1.7.0, hypothesis, pandas, treelite,
+        lightgbm, xgboost-cpu>=3.0.0, tqdm
       ]
 - repo: https://github.com/pocc/pre-commit-hooks
   rev: v1.3.5
@@ -65,7 +65,7 @@ repos:
     - id: mypy
       additional_dependencies: [types-setuptools]
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.13.3
+  rev: v0.14.0
   hooks:
     - id: ruff
       args: ["--config", "python/pyproject.toml"]
diff --git a/python/treelite/core.py b/python/treelite/core.py
index 0393e76b..0c01d714 100644
--- a/python/treelite/core.py
+++ b/python/treelite/core.py
@@ -52,11 +52,11 @@ def _load_lib():
 # (do not load if called by Sphinx)
 if "sphinx" in sys.modules:
     try:
-        _LIB = _load_lib()
+        _LIB = _load_lib()  # pylint: disable=invalid-name
     except TreeliteLibraryNotFound:
-        _LIB = None
+        _LIB = None  # pylint: disable=invalid-name
 else:
-    _LIB = _load_lib()
+    _LIB = _load_lib()  # pylint: disable=invalid-name
 
 
 def _check_call(ret: int) -> None: