diff --git a/icu4c/source/data/makedata.mak b/icu4c/source/data/makedata.mak
index 14d1233f0e9..e74d9b800b8 100644
--- a/icu4c/source/data/makedata.mak
+++ b/icu4c/source/data/makedata.mak
@@ -334,6 +334,7 @@ CLEAN : GODATA
 	-@erase "*.mak"
 	-@erase "*.res"
 	-@erase "*.spp"
+	-@erase "*.txt"
 	@cd "$(TESTDATAOUT)"
 	-@erase "*.dat"
 	-@erase "*.typ"