diff --git a/src/pEp.yml2 b/src/pEp.yml2
index bd60455..1b34749 100644
--- a/src/pEp.yml2
+++ b/src/pEp.yml2
@@ -275,6 +275,14 @@ namespace pEp {
                 in bool full
             );
 
+        method get_trustwords_for_fprs(
+                in string fpr1,
+                in string fpr2,
+                in string lang,
+                returns sstring words,
+		in bool full
+            );
+
         method get_message_trustwords(
                 in message msg,
                 in stringlist keylist,