--- simple_geo.install	Thu Feb 11 10:47:58 2010
+++ simple_geo.install	Thu May 20 12:41:37 2010
@@ -17,10 +17,12 @@
   drupal_install_schema('simple_geo');
 
   db_query("ALTER TABLE {simple_geo_area}
+	ENGINE=MyISAM, 
     ADD COLUMN area POLYGON NOT NULL,
-    ADD SPATIAL INDEX area_index(area)");
+    ADD SPATIAL INDEX area_index(area)"); 
 
   db_query("ALTER TABLE {simple_geo_position}
+	ENGINE=MyISAM, 
     ADD COLUMN position POINT NOT NULL,
     ADD SPATIAL INDEX position_index(position)");
 }