1 files changed, 1 insertions, 1 deletions

diff --git a/miscutils/ttysize.c b/miscutils/ttysize.c
index 292cfb876..f51b328ea 100644
--- a/miscutils/ttysize.c
+++ b/miscutils/ttysize.c
@@ -11,7 +11,7 @@
  */
 #include "libbb.h"
 
-int ttysize_main(int argc, char **argv);
+int ttysize_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int ttysize_main(int argc, char **argv)
 {
         unsigned w,h;