diff --git a/libc/stdio/vfwscanf.cpp b/libc/stdio/vfwscanf.cpp
index 06f706a..5f21acd 100644
--- a/libc/stdio/vfwscanf.cpp
+++ b/libc/stdio/vfwscanf.cpp
@@ -150,7 +150,7 @@
   char mbbuf[MB_LEN_MAX]; /* temporary mb. character buffer */
   mbstate_t mbs;
 
-  _SET_ORIENTATION(fp, 1);
+  _SET_ORIENTATION(fp, ORIENT_CHARS);
 
   nassigned = 0;
   nconversions = 0;