diff --git a/libs/community/langchain_community/graph_vectorstores/visualize.py b/libs/community/langchain_community/graph_vectorstores/visualize.py
index 7dd0f1dcfcf..8c745a10d37 100644
--- a/libs/community/langchain_community/graph_vectorstores/visualize.py
+++ b/libs/community/langchain_community/graph_vectorstores/visualize.py
@@ -20,7 +20,7 @@ _EDGE_DIRECTION = {
     "bidir": "both",
 }
 
-_WORD_RE = re.compile("\s*\S+")
+_WORD_RE = re.compile(r"\s*\S+")
 
 
 def _split_prefix(s: str, max_chars: int = 50) -> str:
diff --git a/libs/community/langchain_community/llms/outlines.py b/libs/community/langchain_community/llms/outlines.py
index 7636084a6eb..25be8dcb4a8 100644
--- a/libs/community/langchain_community/llms/outlines.py
+++ b/libs/community/langchain_community/llms/outlines.py
@@ -59,7 +59,7 @@ class Outlines(LLM):
     """Whether to stream the results, token by token."""
 
     regex: Optional[str] = None
-    """Regular expression for structured generation.
+    r"""Regular expression for structured generation.
     
     If provided, Outlines will guarantee that the generated text matches this regex.
     This can be useful for generating structured outputs like IP addresses, dates, etc.