diff --git a/0000-fix-gdbm_dump-usage-stack-overflow.patch b/0000-fix-gdbm_dump-usage-stack-overflow.patch
new file mode 100644
index 0000000..f76c4ef
--- /dev/null
+++ b/0000-fix-gdbm_dump-usage-stack-overflow.patch
@@ -0,0 +1,28 @@
+From 48e22dd008138bb97d2a673af9da5b1b3457c86f Thu Sep 9 08:15:07 2021
+From: Sergey Poznyakoff <gray@gnu.org>
+Date: Thu, 9 Sep 2021 15:04:27 +0800
+Subject: [PATCH] Fix stack overflow in print_usage
+
+src/parseopt.c (print_usage): Fix length calculation for long
+options.
+
+Conflict:NA
+Reference:https://git.gnu.org.ua/gdbm.git/commit/?id=48e22dd008138bb97d2a673af9da5b1b3457c86f
+
+---
+ src/parseopt.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/parseopt.c b/src/parseopt.c
+index bc47597..efa12c8 100644
+--- a/src/parseopt.c
++++ b/src/parseopt.c
+@@ -495,7 +495,7 @@ print_usage (void)
+ 	{
+ 	  struct gdbm_option *opt = option_tab + idxbuf[i];
+ 	  const char *arg = opt->opt_arg ? gettext (opt->opt_arg) : NULL;
+-	  size_t len = 3 + strlen (opt->opt_long)
++	  size_t len = 5 + strlen (opt->opt_long)
+ 	                 + (arg ? 1 + strlen (arg) : 0);
+ 	  if (n + len > RMARGIN) FLUSH;
+ 	  buf[n++] = ' ';