1 files changed, 2 insertions, 2 deletions
diff --git a/sys/libunicode/len.c b/sys/libunicode/len.c
index c461bf3..8fbd679 100644
--- a/sys/libunicode/len.c
+++ b/sys/libunicode/len.c
@@ -10,11 +10,11 @@ utf8·len(char *s)
     n = 0;
     for(;;){
         c = *(uchar*)s;
-        if(c < RuneSelf) {
+        if(c < Tx){
             if(c == 0)
                 return n;
             s++;
-        } else
+        }else
             s += utf8·decode(s, &r);
         n++;
     }