diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index f76e9b507..6dbed5f0a 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -15,7 +15,7 @@ dependencies:
 - pymatgen =2024.11.13
 - pyscal3 =3.2.7
 - pyxtal =1.0.5
-- scikit-learn =1.5.2
+- scikit-learn =1.6.0
 - scipy =1.14.1
 - spglib =2.5.0
 - sqsgenerator =0.3
diff --git a/pyproject.toml b/pyproject.toml
index 6b16dece5..2788312cc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ pyscal = ["pyscal3==3.2.7"]
 nglview = ["nglview==3.1.4"]
 matplotlib = ["matplotlib==3.9.3"]
 plotly = ["plotly==5.24.1"]
-clusters = ["scikit-learn==1.5.2"]
+clusters = ["scikit-learn==1.6.0"]
 symmetry = ["spglib==2.5.0"]
 surface = [
     "spglib==2.5.0",