diff --git a/README.md b/README.md
index 7d6581b..07ae617 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # bika.coa
 Bika specific COAs
+
+User manual https://www.bikalims.org/manual/workflow/bika-lims-coas/index_html