diff --git a/src/romance/NounRomance.gf b/src/romance/NounRomance.gf
index 721ffc195..d35f04cd6 100644
--- a/src/romance/NounRomance.gf
+++ b/src/romance/NounRomance.gf
@@ -210,8 +210,7 @@ incomplete concrete NounRomance of Noun =
     QuantityNP n m = heavyNPpol False {
       s = \\c => case <c,m.hasArt> of {
                   <Acc,True>|<CPrep _,True> => artDef False Masc Sg c ++ preOrPost m.isPre m.s (n.s ! NCard Masc);
-                  _ => preOrPost m.isPre m.s (n.s ! NCard Masc)};
-                  
+                  c => prepCase c.p1 ++ preOrPost m.isPre m.s (n.s ! NCard Masc)};
       a = agrP3 Masc n.n ;
       hasClit = False
       } ;