diff --git a/include/libbb.h b/include/libbb.h
index 8e8b9ca0e..68a7cf002 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1271,7 +1271,9 @@ char *bb_simplify_path(const char *path) FAST_FUNC;
 /* Returns ptr to NUL */
 char *bb_simplify_abs_path_inplace(char *path) FAST_FUNC;
 
+#ifndef LOGIN_FAIL_DELAY
 #define LOGIN_FAIL_DELAY 3
+#endif
 extern void bb_do_delay(int seconds) FAST_FUNC;
 extern void change_identity(const struct passwd *pw) FAST_FUNC;
 extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args) NORETURN FAST_FUNC;