diff --git a/singular.jsonld b/singular.jsonld
index 43b7ed3..bb60682 100644
--- a/singular.jsonld
+++ b/singular.jsonld
@@ -21,7 +21,7 @@
     "http://data.gomammoth.co.uk/",
     "http://data.goodgym.org/",
     "https://lawntennisassociation.github.io/",
-    "https://opensessions.io/openactive/",
+    "https://openactive.opensessions.io/",
     "https://ourparks.org.uk/openactive",
     "http://data.pingengland.co.uk/",
     "https://playwaze.com/opendata/openactive",