diff --git a/report_qweb_signer/README.rst b/report_qweb_signer/README.rst
index 4f526add..5a0c94c3 100644
--- a/report_qweb_signer/README.rst
+++ b/report_qweb_signer/README.rst
@@ -68,6 +68,7 @@ Known issues / Roadmap
 * When signing multiple documents (if 'Allow only one document' is disable)
   then 'Save as attachment' is not applied and signed result is not
   saved as attachment.
+* To have a visible signature through an image embedded in the resulting PDF.
 
 
 Bug Tracker