diff --git a/src/fd.cpp b/src/fd.cpp
index 6cd8118..e2b9be1 100644
--- a/src/fd.cpp
+++ b/src/fd.cpp
@@ -155,7 +155,10 @@ static int get_key_material_raw(const char * whom, bool again, bool newkey, uint
 		caught_interrupt = 0;
 		act.sa_handler   = [](auto sig) {
       caught_interrupt = sig;
-      fputs("^C\n", stderr);
+
+      struct termios cur;
+      tcgetattr(0, &cur);
+      fprintf(stderr, "%s^%c\n", (cur.c_cc[VINTR] & 0x80) ? "M-" : "", ((cur.c_cc[VINTR] & 0x7F) == 0x7F) ? '?' : ('@' + (cur.c_cc[VINTR] & 0x7F)));
 		};
 		sigaction(SIGINT, &act, &osigint);