pygost/stubs/pygost/utils.pyi | 1 -

diff --git a/pygost/stubs/pygost/utils.pyi b/pygost/stubs/pygost/utils.pyi
index eb31af219277c2a7e36ca3c5013db9b3eeb45740f490a231593a65cf6daa4f0a..cd90a0272fd41b8806227be251970c0ed56492880c703577b99fa76ae1f3c8bf 100644
--- a/pygost/stubs/pygost/utils.pyi
+++ b/pygost/stubs/pygost/utils.pyi
@@ -1,5 +1,4 @@
 from typing import AnyStr
-from typing import Optional
 
 
 def strxor(a: bytes, b: bytes) -> bytes: ...