1 files changed, 4 insertions, 2 deletions

diff --git a/store.c b/store.c
index 4bc2d8e..17acc74 100644
--- a/store.c
+++ b/store.c
@@ -86,8 +86,10 @@ static bool filter(struct TdMessage *msg) {
             struct TdMessageForwardOriginChannel *chan =
                     (struct TdMessageForwardOriginChannel *) origin;
             if (chan->chat_id_ != -1001304761546 &&
-                chan->chat_id_ != -1001565681839)
-                return false;
+                chan->chat_id_ != -1001565681839) {
+                if (!chan->author_signature_ ||
+                    strcmp(chan->author_signature_, "ksyx") != 0) return false;
+            }
             break;
         }
         case CODE_MessageForwardOriginHiddenUser: {