diff --git a/libs/community/langchain_community/vectorstores/azuresearch.py b/libs/community/langchain_community/vectorstores/azuresearch.py
index d0aa15e2acb..9b2d34fbd9a 100644
--- a/libs/community/langchain_community/vectorstores/azuresearch.py
+++ b/libs/community/langchain_community/vectorstores/azuresearch.py
@@ -683,7 +683,8 @@ class AzureSearch(VectorStore):
         self, query: str, *, k: int = 4, **kwargs: Any
     ) -> List[Tuple[Document, float]]:
         """Run similarity search with distance."""
-        search_type = kwargs.get("search_type", self.search_type)
+        # Extract search_type from kwargs, defaulting to self.search_type
+        search_type = kwargs.pop("search_type", self.search_type)
         if search_type == "similarity":
             return self.vector_search_with_score(query, k=k, **kwargs)
         elif search_type == "hybrid":