diff --git a/share/landread.c b/share/landread.c
index 935d143b41..17d79842d3 100644
--- a/share/landread.c
+++ b/share/landread.c
@@ -640,6 +640,7 @@ int GET_LANDUSE (        float *adx,
     }
   }
   tsCloseTileSet();
+  return 0;
 }
 
 int GET_TERRAIN (        float *adx,