diff --git a/semantic_router/splitters/rolling_window.py b/semantic_router/splitters/rolling_window.py
index fcd520e93c2db19669d89863f388dd0134dc2638..b3ca6279e6733bf5afa0a57dbefa64c3379fda35 100644
--- a/semantic_router/splitters/rolling_window.py
+++ b/semantic_router/splitters/rolling_window.py
@@ -215,7 +215,11 @@ class RollingWindowSplitter(BaseSplitter):
             logger.debug(f"Document token count: {doc_token_count} tokens")
             # Check if current index is a split point based on similarity
             if doc_idx + 1 in split_indices:
-                if self.min_split_tokens <= current_tokens_count + doc_token_count < self.max_split_tokens:
+                if (
+                    self.min_split_tokens
+                    <= current_tokens_count + doc_token_count
+                    < self.max_split_tokens
+                ):
                     # Include the current document before splitting
                     # if it doesn't exceed the max limit
                     current_split.append(doc)