diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index e1c510b..cef2340 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -15,7 +15,7 @@ jobs:
       id-token: write 
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
+        os: [ubuntu-latest]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/pyproject.toml b/pyproject.toml
index f7c3843..cb195d9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = [
   'setuptools',
   'setuptools-scm',
   'cython',
-  'numpy ; python_version>="3.0"',
+  'numpy<2 ; python_version>="3.0"',
   'numpy<1.17 ; python_version<"3.0"',
 ]
 build-backend = "setuptools.build_meta"
@@ -33,7 +33,7 @@ classifiers = [
 ]
 dependencies = [
   'requests',
-  'numpy ; python_version>="3.0"',
+  'numpy<2 ; python_version>="3.0"',
   'scipy ; python_version>="3.0"',
   'numpy<1.17 ; python_version<"3.0"',
   'scipy<1.3 ; python_version<"3.0"',