diff --git a/lib/domains/abused.txt b/lib/domains/abused.txt
index 6b19740401..fcf2f7b548 100644
--- a/lib/domains/abused.txt
+++ b/lib/domains/abused.txt
@@ -1505,4 +1505,5 @@ studenti.unige.it
 udd.cl
 ub.ac.id
 asu.edu.ph
-osan.ac.kr
\ No newline at end of file
+osan.ac.kr
+cku.ac.kr
\ No newline at end of file
diff --git a/lib/domains/kr/ac/cku.txt b/lib/domains/kr/ac/cku.txt
deleted file mode 100644
index c01047b198..0000000000
--- a/lib/domains/kr/ac/cku.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-가톨릭관동대학교
-Catholic Kwandong University
\ No newline at end of file