diff --git a/lib/resource/swedish/SwadeshLexSwe.gf b/lib/resource/swedish/SwadeshLexSwe.gf
index 65df5569d..bde03ac2f 100644
--- a/lib/resource/swedish/SwadeshLexSwe.gf
+++ b/lib/resource/swedish/SwadeshLexSwe.gf
@@ -67,7 +67,7 @@ concrete SwadeshLexSwe of SwadeshLex = CategoriesSwe
     correct_ADeg = regADeg "riktig" ;
     dirty_ADeg = dirty_ADeg ;
     dry_ADeg = regADeg "torr" ;
-    dull_ADeg = regADeg "slö" ;
+    dull_ADeg = mk2ADeg "slö" "slött";
     far_ADeg = regADeg "avlägsen" ;
     full_ADeg = regADeg "full" ;
     good_ADeg = good_ADeg ;