diff --git a/stubs/html5lib/html5lib/treewalkers/etree_lxml.pyi b/stubs/html5lib/html5lib/treewalkers/etree_lxml.pyi
index 37bb1f33d..6ef2c4837 100644
--- a/stubs/html5lib/html5lib/treewalkers/etree_lxml.pyi
+++ b/stubs/html5lib/html5lib/treewalkers/etree_lxml.pyi
@@ -41,7 +41,7 @@ class FragmentWrapper:
     def __getitem__(self, key): ...
     def __bool__(self) -> bool: ...
     def getparent(self) -> None: ...
-    def __unicode__(self): ...
+    def __unicode__(self) -> str: ...
     def __len__(self) -> int: ...
 
 class TreeWalker(NonRecursiveTreeWalker):
diff --git a/stubs/vobject/vobject/base.pyi b/stubs/vobject/vobject/base.pyi
index c88581cbc..4f4148f02 100644
--- a/stubs/vobject/vobject/base.pyi
+++ b/stubs/vobject/vobject/base.pyi
@@ -65,7 +65,7 @@ class ContentLine(VBase):
     def __setattr__(self, name: str, value) -> None: ...
     def __delattr__(self, name: str) -> None: ...
     def valueRepr(self): ...
-    def __unicode__(self): ...
+    def __unicode__(self) -> str: ...
     def prettyPrint(self, level: int = ..., tabwidth: int = ...) -> None: ...
 
 class Component(VBase):