diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index c08bb21..66e1702 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3453,7 +3453,9 @@
 		    if (!oldbuf && eap != NULL)
 		    {
 			set_file_options(TRUE, eap);
+#ifdef FEAT_MBYTE
 			set_forced_fenc(eap);
+#endif
 		    }
 		}