diff --git a/pyproject.toml b/pyproject.toml
index 6e25722..371a568 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ Repository = "https://github.com/pyiron/pylammpsmpi"
 [project.optional-dependencies]
 ase = [
     "ase==3.23.0",
-    "scipy==1.14.1",
+    "scipy==1.15.0",
 ]
 
 [tool.setuptools.packages.find]