diff --git a/requirements.txt b/requirements.txt
index bd5797d..67a80dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,3 +11,4 @@ owslib
 packaging
 Pillow
 opcua
+h5py
diff --git a/setup.py b/setup.py
index dc4abdb..9f44eda 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@ if __name__ == "__main__":
           packages=['lofarimaging'],
           url="https://github.com/lofar-astron/lofarimaging",
           requires=['numpy', 'numexpr', 'numba', 'astropy', 'lofargeotiff', 'lofarantpos',
-                    'matplotlib', 'folium', 'mercantile', 'owslib', 'packaging', 'Pillow'],
+                    'matplotlib', 'folium', 'mercantile', 'owslib', 'packaging', 'Pillow', 'h5py'],
           scripts=[],
           classifiers=[
               "Programming Language :: Python :: 3",