diff --git a/include/hamlib/rotator.h b/include/hamlib/rotator.h
index cd6ff608f..5174e1e3a 100644
--- a/include/hamlib/rotator.h
+++ b/include/hamlib/rotator.h
@@ -743,6 +743,17 @@ distance_long_path HAMLIB_PARAMS((double distance));
 extern HAMLIB_EXPORT(double)
 azimuth_long_path HAMLIB_PARAMS((double azimuth));
 
+extern HAMLIB_EXPORT(int)
+longlat2locator HAMLIB_PARAMS((double longitude,
+                               double latitude,
+                               char *locator_res,
+                               int pair_count));
+
+extern HAMLIB_EXPORT(int)
+locator2longlat HAMLIB_PARAMS((double *longitude,
+                               double *latitude,
+                               const char *locator));
+
 extern HAMLIB_EXPORT(double)
 dms2dec HAMLIB_PARAMS((int degrees,
                        int minutes,