1 files changed, 3 insertions, 1 deletions

diff --git a/coreutils/catv.c b/coreutils/catv.c
index 801d2451d..0e71368a5 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -49,6 +49,9 @@ int catv_main(int argc UNUSED_PARAM, char **argv)
         /* Read from stdin if there's nothing else to do. */
         if (!argv[0])
                 *--argv = (char*)"-";
+
+#define read_buf bb_common_bufsiz1
+        setup_common_bufsiz();
         do {
                 fd = open_or_warn_stdin(*argv);
                 if (fd < 0) {
@@ -58,7 +61,6 @@ int catv_main(int argc UNUSED_PARAM, char **argv)
                 for (;;) {
                         int i, res;
 
-#define read_buf bb_common_bufsiz1
                         res = read(fd, read_buf, COMMON_BUFSIZE);
                         if (res < 0)
                                 retval = EXIT_FAILURE;