diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8be5dd3..3633b82 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v4
diff --git a/pyproject.toml b/pyproject.toml
index 8ebc7e1..3895004 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ readme = "README.md"
 license = {text = "MIT"}
 requires-python = ">=3.7"
 dependencies = [
-  "numpy",
+  "numpy<2",
 ]
 classifiers = [
     "Development Status :: 5 - Production/Stable",