1 files changed, 2 insertions, 2 deletions

diff --git a/st.c b/st.c
index aba034f..b66791a 100644
--- a/st.c
+++ b/st.c
@@ -2308,9 +2308,9 @@ techo(char *buf, int len) {
         for(; len > 0; buf++, len--) {
                 char c = *buf;
 
-                if(c < '\x20') { /* control code */
+                if(c < 0x20 || c == 0177) { /* control code */
                         if(c != '\n' && c != '\r' && c != '\t') {
-                                c |= '\x40';
+                                c ^= '\x40';
                                 tputc("^", 1);
                         }
                         tputc(&c, 1);