diff --git a/requirements.txt b/requirements.txt
index 8a64d42..cae479e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,6 @@ optuna>=1.0.0
 pandas
 pyarrow
 seaborn
-sklearn
+scikit-learn
 tqdm
 transformers[ja]
diff --git a/setup.py b/setup.py
index f2eeb89..f9faf51 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,7 @@ setup(
         'pandas',
         'pyarrow',
         'seaborn',
-        'sklearn',
+        'scikit-learn',
         'tqdm',
         'transformers>=2.3.0',
     ],