diff --git a/sope-mime/NGMime/NGMimeType.m b/sope-mime/NGMime/NGMimeType.m
index 5d93cf653..18c1e5e74 100644
--- a/sope-mime/NGMime/NGMimeType.m
+++ b/sope-mime/NGMime/NGMimeType.m
@@ -119,7 +119,7 @@ + (NSStringEncoding)stringEncodingForCharset:(NSString *)_s {
 
   /* some unsupported, but known encoding */
   else if ([charset isEqualToString:@"ks_c_5601-1987"]) {
-    encoding = NSISOLatin1StringEncoding;
+    encoding = NSKoreanEUCStringEncoding;
   }
   else if ([charset isEqualToString:@"euc-kr"]) {
     encoding = NSKoreanEUCStringEncoding;