diff --git a/stubs/Markdown/markdown/blockprocessors.pyi b/stubs/Markdown/markdown/blockprocessors.pyi
index c0879126e..22eccbc14 100644
--- a/stubs/Markdown/markdown/blockprocessors.pyi
+++ b/stubs/Markdown/markdown/blockprocessors.pyi
@@ -15,10 +15,10 @@ class BlockProcessor:
     tab_length: int
     def __init__(self, parser: BlockParser) -> None: ...
     def lastChild(self, parent: Element) -> Element | None: ...
-    def detab(self, text: str, length: int | None = ...): ...
-    def looseDetab(self, text: str, level: int = ...): ...
-    def test(self, parent: Element, block: str) -> None: ...
-    def run(self, parent: Element, blocks: list[str]) -> None: ...
+    def detab(self, text: str, length: int | None = ...) -> str: ...
+    def looseDetab(self, text: str, level: int = ...) -> str: ...
+    def test(self, parent: Element, block: str) -> bool: ...
+    def run(self, parent: Element, blocks: list[str]) -> bool | None: ...
 
 class ListIndentProcessor(BlockProcessor):
     ITEM_TYPES: list[str]