diff --git a/lib/domains/ac/cau.txt b/lib/domains/ac/cau.txt
deleted file mode 100644
index 7d57e16710..0000000000
--- a/lib/domains/ac/cau.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-중앙대학교
-CAU
\ No newline at end of file