Index: wflow-py/wflow/static_maps.py
===================================================================
diff -u -rc8e6bf20e6a5be98290eed56fafcd7a2dc460f66 -r01aeb7f65aad687e9ee1044cd3ed70d267bfbf3d
--- wflow-py/wflow/static_maps.py	(.../static_maps.py)	(revision c8e6bf20e6a5be98290eed56fafcd7a2dc460f66)
+++ wflow-py/wflow/static_maps.py	(.../static_maps.py)	(revision 01aeb7f65aad687e9ee1044cd3ed70d267bfbf3d)
@@ -512,7 +512,7 @@
         demburn_hr = dem_hr + burn_hr
         demburn_hr[np.isnan(demburn_hr)] = -9999
         wt.gdal_writemap(
-            demburn_hr_file, "PCRaster", xax_hr, yax_hr, demburn_hr, -9999.
+            demburn_hr_file, "PCRaster", xax_hr, yax_hr, demburn_hr, -9999.0
         )
         pcr.setclone(demburn_hr_file)
         demburn_hr = pcr.readmap(demburn_hr_file)