diff --git a/bdikit/api.py b/bdikit/api.py
index 8ab8bb6..63acaa8 100644
--- a/bdikit/api.py
+++ b/bdikit/api.py
@@ -101,7 +101,7 @@ def top_matches(
     columns: Optional[List[str]] = None,
     target: Union[str, pd.DataFrame] = "gdc",
     top_k: int = 10,
-    method: Union[str, BaseTopkSchemaMatcher] = "ct_learning",
+    method: Union[str, BaseTopkSchemaMatcher] = DEFAULT_SCHEMA_MATCHING_METHOD,
     method_args: Optional[Dict[str, Any]] = None,
 ) -> pd.DataFrame:
     """
diff --git a/bdikit/config.py b/bdikit/config.py
index 40c5a25..fdae265 100644
--- a/bdikit/config.py
+++ b/bdikit/config.py
@@ -7,7 +7,7 @@
 BDIKIT_DEVICE: str = os.getenv("BDIKIT_DEVICE", default="cpu")
 VALUE_MATCHING_THRESHOLD = 0.3
 DEFAULT_VALUE_MATCHING_METHOD = "tfidf"
-DEFAULT_SCHEMA_MATCHING_METHOD = "coma"
+DEFAULT_SCHEMA_MATCHING_METHOD = "ct_learning"
 
 
 def get_device() -> str: