diff --git a/etc/ast/.profile b/etc/ast/.profile
index 80c15e3c8..490b26d32 100644
--- a/etc/ast/.profile
+++ b/etc/ast/.profile
@@ -1,7 +1,7 @@
 # Login shell profile.
 
-# Erase character, erase line, and interrupt keys.
-stty sane erase '^H' kill '^U' intr '^?'
+# Erase character and erase line interrupt keys
+stty sane erase '^H' kill '^U'
 
 # Check terminal type.
 case $TERM in
diff --git a/include/termios.h b/include/termios.h
index f2e01743e..c5baf3c03 100755
--- a/include/termios.h
+++ b/include/termios.h
@@ -177,7 +177,7 @@ _PROTOTYPE( int tcsetattr, \
 #define TEOF_DEF	'\4'	/* ^D */
 #define TEOL_DEF	_POSIX_VDISABLE
 #define TERASE_DEF	'\10'	/* ^H */
-#define TINTR_DEF	'\177'	/* ^? */
+#define TINTR_DEF	'\3'	/* ^C */
 #define TKILL_DEF	'\25'	/* ^U */
 #define TMIN_DEF	1
 #define TQUIT_DEF	'\34'	/* ^\ */