diff --git a/src/mapserver.h b/src/mapserver.h
index d710145..ca52463 100644
--- a/src/mapserver.h
+++ b/src/mapserver.h
@@ -1,6 +1,10 @@
 #ifndef MAPSERVERAPI_MAPSERVER_H_
 #define MAPSERVERAPI_MAPSERVER_H_
 
+#ifndef USE_GEOS
+#define USE_GEOS 1
+#endif
+
 int msCGIHandler(const char *query_string, void **out_buffer, size_t *buffer_length);
 void msIO_resetHandlers(void);
 int msSetup(void);
diff --git a/test_datas/test.map b/test_datas/test.map
index 2f5c237..b5f67e1 100644
--- a/test_datas/test.map
+++ b/test_datas/test.map
@@ -10,6 +10,8 @@ MAP
             "wms_onlineresource"  "http://demo.mapserver.org/cgi-bin/mapserv7?"
             "wms_srs"             "EPSG:4326"
             "ows_enable_request"  "*"
+            "wfs_onlineresource"  "https://demo.mapserver.org/cgi-bin/mapserv/wfs?"
+            "wfs_enable_request"  "*"
         END
     END
     PROJECTION