diff --git a/UD_fr-GSD/morpho/error_morpho.fm b/UD_fr-GSD/morpho/error_morpho.fm
index ddfe4426849c82aee0187b858f793f790a4ab266..18228348c31bbc4334010221f7028f36b8651305 100644
--- a/UD_fr-GSD/morpho/error_morpho.fm
+++ b/UD_fr-GSD/morpho/error_morpho.fm
@@ -12,6 +12,7 @@ b.-2#POS
 b.-3#POS
 b.-4#POS
 # MORPHO
+b.0#MORPHO
 b.-1#MORPHO
 b.-2#MORPHO
 b.-3#MORPHO