diff --git a/.ci_support/environment-mpich.yml b/.ci_support/environment-mpich.yml
index b200b49..3acacfe 100644
--- a/.ci_support/environment-mpich.yml
+++ b/.ci_support/environment-mpich.yml
@@ -8,4 +8,4 @@ dependencies:
 - mpi4py =4.0.1
 - executorlib =0.0.7
 - ase =3.23.0
-- scipy =1.14.1
+- scipy =1.15.0
diff --git a/.ci_support/environment-openmpi.yml b/.ci_support/environment-openmpi.yml
index d2942dd..6e439a1 100644
--- a/.ci_support/environment-openmpi.yml
+++ b/.ci_support/environment-openmpi.yml
@@ -8,4 +8,4 @@ dependencies:
 - mpi4py =4.0.1
 - executorlib =0.0.7
 - ase =3.23.0
-- scipy =1.14.1
+- scipy =1.15.0
diff --git a/binder/environment.yml b/binder/environment.yml
index ae1984c..96022ed 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -7,4 +7,4 @@ dependencies:
 - mpi4py =4.0.1
 - executorlib =0.0.4
 - ase =3.23.0
-- scipy =1.14.1
+- scipy =1.15.0
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]