diff --git a/lib/src/bulgarian/CatBul.gf b/lib/src/bulgarian/CatBul.gf
index 5f7e93565..54289367d 100644
--- a/lib/src/bulgarian/CatBul.gf
+++ b/lib/src/bulgarian/CatBul.gf
@@ -1,9 +1,6 @@
---# -coding=cp1251
+--# -coding=utf8
 concrete CatBul of Cat = CommonX - [IAdv,CAdv] ** open ResBul, Prelude, Predef, (R = ParamX) in {
 
-  flags 
-    coding=cp1251; optimize=all_subs;
-
   lincat
 -- Tensed/Untensed