diff --git a/src/danish/ExtendDan.gf b/src/danish/ExtendDan.gf
index ff07260e..3f8e00a6 100644
--- a/src/danish/ExtendDan.gf
+++ b/src/danish/ExtendDan.gf
@@ -19,8 +19,14 @@ concrete ExtendDan of Extend = CatDan **
     GenRP
   ]
   with (Grammar = GrammarDan)
-    ** {
+    ** open Prelude in {
 
   flags coding=utf8 ;
 
+lin CompoundN n1 n2 = {
+      s  = \\n,s,c => n1.co ++ BIND ++ n2.s ! n ! s ! c ;
+      co = n1.co ++ BIND ++ n2.co ;
+      g  = n2.g
+    } ;
+
 }
diff --git a/src/norwegian/ExtendNor.gf b/src/norwegian/ExtendNor.gf
index 9498ea2e..c5b4f33f 100644
--- a/src/norwegian/ExtendNor.gf
+++ b/src/norwegian/ExtendNor.gf
@@ -19,8 +19,14 @@ concrete ExtendNor of Extend = CatNor **
     GenRP
   ]
   with (Grammar = GrammarNor)
-    ** {
+    ** open Prelude in {
 
   flags coding=utf8 ;
 
+lin CompoundN n1 n2 = {
+      s  = \\n,s,c => n1.co ++ BIND ++ n2.s ! n ! s ! c ;
+      co = n1.co ++ BIND ++ n2.co ;
+      g  = n2.g
+    } ;
+
 }
diff --git a/src/nynorsk/ExtendNno.gf b/src/nynorsk/ExtendNno.gf
index d278a361..36e70714 100644
--- a/src/nynorsk/ExtendNno.gf
+++ b/src/nynorsk/ExtendNno.gf
@@ -19,8 +19,14 @@ concrete ExtendNno of Extend = CatNno **
     GenRP
   ]
   with (Grammar = GrammarNno)
-    ** {
+    ** open Prelude in {
 
   flags coding=utf8 ;
 
+lin CompoundN n1 n2 = {
+      s  = \\n,s,c => n1.co ++ BIND ++ n2.s ! n ! s ! c ;
+      co = n1.co ++ BIND ++ n2.co ;
+      g  = n2.g
+    } ;
+
 }