1 files changed, 1 insertions, 1 deletions
diff --git a/sm/sign.c b/sm/sign.c
index 08e30ebd6..46c71f040 100644
--- a/sm/sign.c
+++ b/sm/sign.c
@@ -291,7 +291,7 @@ add_certificate_list (ctrl_t ctrl, ksba_cms_t cms, ksba_cert_t cert)
     }
   ksba_cert_release (cert);
 
-  return rc == -1? 0: rc;
+  return gpg_err_code (rc) == GPG_ERR_NOT_FOUND? 0 : rc;
 
  ksba_failure:
   ksba_cert_release (cert);