diff --git a/modules/aeolus/geos_nav.py b/modules/aeolus/geos_nav.py
index 1a716ca60e2dd9cb09e5ca14faa062baf3a218f3..7a158200cb5893e1bfff7f5f3ffe5a0028e054e5 100644
--- a/modules/aeolus/geos_nav.py
+++ b/modules/aeolus/geos_nav.py
@@ -159,6 +159,9 @@ class GEOSNavigation:
 
         return idxs
 
+    def check_inside(self, lon, lat):
+        return True
+
 
 def get_navigation(satellite='GOES16', domain='FD'):
     nav = None