installation.md

@@ -114,7 +114,7 @@ python3 -mvenv --system-site-packages venv
 . venv/bin/activate
 # These "pip install" lines will do nothing if all of the required
 # modules are present on the system already
-pip install numpy matplotlib mako mock scipy pillow cartopy netcdf4 h5py
+pip install numpy==1.26 matplotlib mako mock scipy pillow cartopy netcdf4 h5py
 pip install pyqt5 # Only needed for glance gui
 pip install --editable .
 deactivate