1 files changed, 2 insertions, 1 deletions
diff --git a/src/sign.c b/src/sign.c
index 1563c1dd..56b2d5fb 100644
--- a/src/sign.c
+++ b/src/sign.c
@@ -450,7 +450,8 @@ sign_start (gpgme_ctx_t ctx, int synchronous, gpgme_data_t plain,
 
   if (flags & ~(GPGME_SIG_MODE_DETACH
                 |GPGME_SIG_MODE_CLEAR
-                |GPGME_SIG_MODE_ARCHIVE))
+                |GPGME_SIG_MODE_ARCHIVE
+                |GPGME_SIG_MODE_FILE))
     return gpg_error (GPG_ERR_INV_VALUE);
 
   if (!plain)