diff --git a/setup.py b/setup.py
index 8fd72cd412c325349c610e9a395e2e0fb25583ba..dc513dc2144061996f5332f5ab323b2816714899 100644
--- a/setup.py
+++ b/setup.py
@@ -35,5 +35,7 @@ setuptools.setup(
         "Operating System :: OS Independent",
     ],
     python_requires=">=3.8.3",
-    install_requires=["pysolar>=0.10"],
+    install_requires=["xarray", 
+                      "netCDF4",
+                      "pysolar>=0.10"],
 )