diff --git a/tools/objtrucs.h b/tools/objtrucs.h
index 0fa106b..a584132 100644
--- a/tools/objtrucs.h
+++ b/tools/objtrucs.h
@@ -13,6 +13,9 @@ typedef struct {
 	int			status;
 	} EdgesAndVertices;
 
-int x_write_vertedges(char *filename, BBList *bblist, EdgeList *edges);
+/* in importobj.c */
+int try_to_read_an_OBJ_file(char *fname, int outstyle);
 
+/* in rdwredges.c */
+int x_write_vertedges(char *filename, BBList *bblist, EdgeList *edges);
 int x_load_vertedges(char *filename, EdgesAndVertices *eav);
diff --git a/tools/read_obj.c b/tools/read_obj.c
index 3621b5a..23e9df7 100644
--- a/tools/read_obj.c
+++ b/tools/read_obj.c
@@ -7,9 +7,9 @@
 #include	<libgen.h>		// for basename(3)
 
 #include	"../bubulles.h"
+#include	"../edges.h"
 
-int try_to_read_an_OBJ_file(char *fname, int outstyle);
-
+#include	"./objtrucs.h"
 
 int	verbosity = 0;