diff --git a/rotators/gs232a/gs232a.h b/rotators/gs232a/gs232a.h
index 681fbc850..47f1d2d9f 100644
--- a/rotators/gs232a/gs232a.h
+++ b/rotators/gs232a/gs232a.h
@@ -31,6 +31,7 @@ extern const struct rot_caps gs232b_az_rot_caps;
 extern const struct rot_caps gs232b_el_rot_caps;
 extern const struct rot_caps f1tetracker_rot_caps;
 extern const struct rot_caps gs23_rot_caps;
+extern const struct rot_caps gs23_az_rot_caps;
 extern const struct rot_caps gs232_rot_caps;
 extern const struct rot_caps amsat_lvb_rot_caps;
 extern const struct rot_caps st2_rot_caps;