1 files changed, 2 insertions, 1 deletions

diff --git a/miscutils/chat.c b/miscutils/chat.c
index 25850dd20..6b429f2a6 100644
--- a/miscutils/chat.c
+++ b/miscutils/chat.c
@@ -286,9 +286,10 @@ int chat_main(int argc UNUSED_PARAM, char **argv)
                             && poll(&pfd, 1, timeout) > 0
                             && (pfd.revents & POLLIN)
                         ) {
-#define buf bb_common_bufsiz1
                                 llist_t *l;
                                 ssize_t delta;
+#define buf bb_common_bufsiz1
+                                setup_common_bufsiz();
 
                                 // read next char from device
                                 if (safe_read(STDIN_FILENO, buf+buf_len, 1) > 0) {