diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index a098d4a2a598..2757a69dd653 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -10647,7 +10647,7 @@ updateFile file:file = Update;
 //@original_path The original path specified by the application in inputFileGenerated
 //@destination_path The path to a file that must be created and where the new file must be generated by the application.
 //-If the application has no access to the path, it can use writeGeneratedFilePart to generate the file
-//@conversion If the conversion is "#url#" than original_path contains an HTTP/HTTPS URL of a file that must be downloaded by the application.
+//@conversion If the conversion is "#url#", then original_path contains an HTTP/HTTPS URL of a file that must be downloaded by the application.
 //-Otherwise, this is the conversion specified by the application in inputFileGenerated
 updateFileGenerationStart generation_id:int64 original_path:string destination_path:string conversion:string = Update;