diff --git a/pyrogram/methods/utilities/stop_transmission.py b/pyrogram/methods/utilities/stop_transmission.py
index da645695..03b62ba3 100644
--- a/pyrogram/methods/utilities/stop_transmission.py
+++ b/pyrogram/methods/utilities/stop_transmission.py
@@ -20,7 +20,8 @@ import pyrogram
 
 
 class StopTransmission:
-    def stop_transmission(self):
+    @staticmethod
+    def stop_transmission():
         """Stop downloading or uploading a file.
 
         This method must be called inside a progress callback function in order to stop the transmission at the
diff --git a/pyrogram/types/update.py b/pyrogram/types/update.py
index d3e45b4a..a048b0dc 100644
--- a/pyrogram/types/update.py
+++ b/pyrogram/types/update.py
@@ -20,8 +20,10 @@ import pyrogram
 
 
 class Update:
-    def stop_propagation(self):
+    @staticmethod
+    def stop_propagation():
         raise pyrogram.StopPropagation
 
-    def continue_propagation(self):
+    @staticmethod
+    def continue_propagation():
         raise pyrogram.ContinuePropagation