diff --git a/ogc/na/annotate_schema.py b/ogc/na/annotate_schema.py
index 10a15f3..3d09682 100644
--- a/ogc/na/annotate_schema.py
+++ b/ogc/na/annotate_schema.py
@@ -279,7 +279,7 @@ def expand_uri(uri: str) -> str | tuple[str, str] | None:
                 term_id = term_val
             elif isinstance(term_val, dict):
                 term_id = term_val.get('@id')
-                keywords[term] = {k: v for k, v in term_val.items() if k.startswith('@') and k != '@id'}
+                keywords[term] = {k: v for k, v in term_val.items() if k.startswith('@') and k not in ('@id', '@context')}
             else:
                 term_id = None