diff --git a/tantivy/tantivy.pyi b/tantivy/tantivy.pyi
index 0120c32..cb3b253 100644
--- a/tantivy/tantivy.pyi
+++ b/tantivy/tantivy.pyi
@@ -135,7 +135,7 @@ class Document:
         pass
 
     @staticmethod
-    def from_dict(py_dict: dict, schema: Optional[Schema]) -> Document:
+    def from_dict(py_dict: dict, schema: Optional[Schema] = None) -> Document:
         pass
 
     def to_dict(self) -> Any:
@@ -435,4 +435,4 @@ class SnippetGenerator:
         pass
 
     def set_max_num_chars(self, max_num_chars: int) -> None:
-        pass
\ No newline at end of file
+        pass