diff --git a/src/controller/buffers.py b/src/controller/buffers.py
index 37b1cbd..0d1bdab 100644
--- a/src/controller/buffers.py
+++ b/src/controller/buffers.py
@@ -858,6 +858,11 @@ class chatBuffer(baseBuffer):
 		else:
 			log.debug("Unhandled attachment: %r" % (attachment,))
 
+	def clear_reads(self):
+		for i in self.session.db[self.name]["items"]:
+			if "read_state" in i and i["read_state"] == 0:
+				i["read_state"] = 1
+
 class peopleBuffer(feedBuffer):
 
 	def create_tab(self, parent):
diff --git a/src/controller/mainController.py b/src/controller/mainController.py
index 9d280ab..b8f2258 100644
--- a/src/controller/mainController.py
+++ b/src/controller/mainController.py
@@ -479,6 +479,7 @@ class Controller(object):
 		for i in self.buffers:
 			if hasattr(i, "reads") and len(i.reads) != 0:
 				response = self.session.vk.client.messages.markAsRead(peer_id=i.kwargs["user_id"])
+				i.clear_reads()
 				i.reads = []
 				time.sleep(1)