diff --git a/core/dcschema.mcf b/core/dcschema.mcf
index 404dc452..f5095df6 100644
--- a/core/dcschema.mcf
+++ b/core/dcschema.mcf
@@ -236,6 +236,11 @@ name: "Island"
 typeOf: schema:Class
 subClassOf: dcs:Place
 
+Node: dcid:Lake
+name: "Lake"
+typeOf: schema:Class
+subClassOf: schema:Place
+
 Node: dcid:Oblast
 name: "Oblast"
 typeOf: schema:Class