diff --git a/lib/resource/bulgarian/ExtraBul.gf b/lib/resource/bulgarian/ExtraBul.gf
index 9b3694a57..27f8a59da 100644
--- a/lib/resource/bulgarian/ExtraBul.gf
+++ b/lib/resource/bulgarian/ExtraBul.gf
@@ -2,7 +2,9 @@ concrete ExtraBul of ExtraBulAbs = CatBul **
   open ResBul, Coordination, Prelude in {
 
   lin
-    GenNP np = {s = \\aform => np.s ! Gen aform} ;
+    GenNP np = {s = \\gn => np.s ! Gen (aform gn Def Nom); spec=Indef} ;
+    
+    GenNPIndef np = {s = \\gn => np.s ! Gen (aform gn Indef Nom); spec=Indef} ;
     
     i8fem_Pron  = mkNP "аз" "мен" "мой" "моя" "моят" "моя" "моята" "мое" "моето" "мои" "моите" (GSg Fem)  P1 ;
     i8neut_Pron = mkNP "аз" "мен" "мой" "моя" "моят" "моя" "моята" "мое" "моето" "мои" "моите" (GSg Neut) P1 ;
diff --git a/lib/resource/bulgarian/ExtraBulAbs.gf b/lib/resource/bulgarian/ExtraBulAbs.gf
index 0483cdde9..0eb6847f5 100644
--- a/lib/resource/bulgarian/ExtraBulAbs.gf
+++ b/lib/resource/bulgarian/ExtraBulAbs.gf
@@ -1,6 +1,8 @@
 abstract ExtraBulAbs = Extra ** {
 
 fun
+  GenNPIndef : NP -> Quant ;
+
 -- Feminine variants of pronouns (those in $Structural$ are
 -- masculine, which is the default when gender is unknown).