diff --git a/icu4c/source/data/locales/root.txt b/icu4c/source/data/locales/root.txt
index 5189bf48aac..e048a1a8bc0 100644
--- a/icu4c/source/data/locales/root.txt
+++ b/icu4c/source/data/locales/root.txt
@@ -1644,7 +1644,6 @@ root {
         }
         calendar{
             Fallback{ "" }
-            traditional { "TRADITIONAL" }
             japanese    { "JAPANESE"  }
             buddhist    { "BUDDHIST"  }
             islamic     { "ISLAMIC"   }