diff --git a/pyproject.toml b/pyproject.toml
index 8b875f3..990bde2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ include = [
     ]
 dynamic = ["version"]
 dependencies = [
-    "numpy~=1.21",
+    "numpy~=1.26",
     "scipy",
     ]