diff --git a/dictsource/my_rules b/dictsource/my_rules
index 7c1d7040..f3c499ec 100644
--- a/dictsource/my_rules
+++ b/dictsource/my_rules
@@ -128,6 +128,11 @@
 
 .group ိ
     ိ    i
+.group ု
+   ု    u
+
+.group ူ
+  ူ    u1
 
 .group ို
     ို    o