diff --git a/cameo/path.c b/cameo/path.c
index 886a87b..de84255 100644
--- a/cameo/path.c
+++ b/cameo/path.c
@@ -57,7 +57,7 @@ struct path *path_new(double r_tool, const char *id)
 }
 
 
-static struct path *path_from(const struct path *old)
+struct path *path_from(const struct path *old)
 {
 	struct path *new;
 
diff --git a/cameo/path.h b/cameo/path.h
index ba66b4e..e5ee305 100644
--- a/cameo/path.h
+++ b/cameo/path.h
@@ -1,8 +1,8 @@
 /*
  * path.h - Toolpath operations
  *
- * Written 2010-2012 by Werner Almesberger
- * Copyright 2010-2012 Werner Almesberger
+ * Written 2010-2012, 2015 by Werner Almesberger
+ * Copyright 2010-2012, 2015 Werner Almesberger
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -51,6 +51,7 @@ static inline int points_eq(const struct point *a, const struct point *b)
 
 
 struct path *path_new(double r_tool, const char *id);
+struct path *path_from(const struct path *old);
 void path_add(struct path *path, double x, double y, double z);
 struct path *path_reverse(const struct path *path);
 struct path *path_clone(const struct path *path);