diff --git a/setup.py b/setup.py
index 8b8ff09..7705458 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
       description="Geotiff processing utilities",
       install_requires=["seaborn",
                         "rasterio==1.3.10",
-                        "numpy",
+                        "numpy==1.26.4",
                         "pandas",
                         "matplotlib",
                         "earthpy",