diff --git a/make/data/charsetmapping/stdcs-aix b/make/data/charsetmapping/stdcs-aix
index 762855e5763..f17468bbdbc 100644
--- a/make/data/charsetmapping/stdcs-aix
+++ b/make/data/charsetmapping/stdcs-aix
@@ -5,7 +5,6 @@ Big5
 Big5_Solaris
 Big5_HKSCS
 EUC_CN
-EUC_JP
 EUC_KR
 GBK
 GB18030