diff --git a/pinentry-1.1.1-coverity.patch b/pinentry-1.1.1-coverity.patch
index 8df88f5..9f10278 100644
--- a/pinentry-1.1.1-coverity.patch
+++ b/pinentry-1.1.1-coverity.patch
@@ -130,3 +130,13 @@ index 4a2b67f..63e306f 100644
      {
        if (terminal_setup (fileno (ttyfi), !!pinentry->pin) == -1)
          {
+@@ -583,7 +583,8 @@ tty_cmd_handler (pinentry_t pinentry)
+   if (pinentry->ttyname)
+     {
+       fclose (ttyfi);
+-      fclose (ttyfo);
++      if (ttyfo)
++        fclose (ttyfo);
+     }
+
+   return rc;