diff --git a/stubs/zstd/zstd.pyi b/stubs/zstd/zstd.pyi
index 3384e905f..c5be08def 100644
--- a/stubs/zstd/zstd.pyi
+++ b/stubs/zstd/zstd.pyi
@@ -7,6 +7,8 @@ def ZSTD_external() -> int: ...
 def ZSTD_uncompress(__data: ReadableBuffer) -> bytes: ...
 def ZSTD_version() -> str: ...
 def ZSTD_version_number() -> int: ...
+def ZSTD_threads_count() -> int: ...
+def ZSTD_max_threads_count() -> int: ...
 def compress(__data: ReadableBuffer, __level: int = ..., __threads: int = ...) -> bytes: ...
 def decompress(__data: ReadableBuffer) -> bytes: ...
 def dumps(__data: ReadableBuffer, __level: int = ..., __threads: int = ...) -> bytes: ...