diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 57a0b4552..04d65cae4 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -11,7 +11,7 @@ dependencies:
 - notebook
 - numpy =1.26.4
 - phonopy =2.43.1
-- plotly =6.2.0
+- plotly =6.3.0
 - pymatgen =2025.3.10
 - pyscal3 =3.3.0
 - pyxtal =1.1.0
diff --git a/pyproject.toml b/pyproject.toml
index f9fd666eb..4b45a28f8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ grainboundary = [
 pyscal = ["pyscal3==3.3.0"]
 nglview = ["nglview==3.1.4"]
 matplotlib = ["matplotlib==3.10.3"]
-plotly = ["plotly==6.2.0"]
+plotly = ["plotly==6.3.0"]
 clusters = ["scikit-learn==1.6.1"]
 symmetry = ["spglib==2.6.0"]
 surface = [