diff --git a/sdk/search/azure-search-documents/azure/search/documents/indexes/_generated/models/_models_py3.py b/sdk/search/azure-search-documents/azure/search/documents/indexes/_generated/models/_models_py3.py
index 41d2eadbff70..80f2f8c2ab2d 100644
--- a/sdk/search/azure-search-documents/azure/search/documents/indexes/_generated/models/_models_py3.py
+++ b/sdk/search/azure-search-documents/azure/search/documents/indexes/_generated/models/_models_py3.py
@@ -6385,7 +6385,7 @@ def __init__(
         *,
         name: str,
         lower_case_terms: bool = True,
-        pattern: str = "\W+",
+        pattern: str = r"\W+",
         flags: Optional[Union[str, "_models.RegexFlags"]] = None,
         stopwords: Optional[List[str]] = None,
         **kwargs: Any
@@ -6610,7 +6610,7 @@ def __init__(
         self,
         *,
         name: str,
-        pattern: str = "\W+",
+        pattern: str = r"\W+",
         flags: Optional[Union[str, "_models.RegexFlags"]] = None,
         group: int = -1,
         **kwargs: Any