diff --git a/spacy/pipeline/spancat.py b/spacy/pipeline/spancat.py
index 5ac45e8d3..8e116d753 100644
--- a/spacy/pipeline/spancat.py
+++ b/spacy/pipeline/spancat.py
@@ -69,7 +69,7 @@ maxout_pieces = 3
 depth = 4
 """
 
-DEFAULT_SPAN_KEY = "sc"
+DEFAULT_SPANS_KEY = "sc"
 DEFAULT_SPANCAT_MODEL = Config().from_str(spancat_default_config)["model"]
 DEFAULT_SPANCAT_SINGLELABEL_MODEL = Config().from_str(
     spancat_singlelabel_default_config