diff --git a/etc/charsets/Makefile b/etc/charsets/Makefile
index f3a6146b6b0..8edb304c05c 100644
--- a/etc/charsets/Makefile
+++ b/etc/charsets/Makefile
@@ -47,7 +47,9 @@ MAPS =	8859-2.map \
 	viscii.map \
 	koi8-r.map \
 	ibm866.map \
-	mac-roman.map
+	mac-roman.map \
+	gb18030-2.map \
+	gb18030-4.map
 
 all: ${MAPS}