diff --git a/dictsource/ar_rules b/dictsource/ar_rules
index 0e7ff370..dcaf36f0 100644
--- a/dictsource/ar_rules
+++ b/dictsource/ar_rules
@@ -148,9 +148,6 @@
          ت (L20ّ      t:
       _) ت (َP1       t
          ت (ّ         t:
-         تْ           t
-         تُ           tu:
-         تَw          taw
 
 .group ث
          ث           T