diff --git a/modules/querying/pages/data-types.adoc b/modules/querying/pages/data-types.adoc
index ce381aa5..6353d814 100644
--- a/modules/querying/pages/data-types.adoc
+++ b/modules/querying/pages/data-types.adoc
@@ -35,7 +35,7 @@ tupleType := name
 fieldName :=name
 funcName := name
 
-type := baseType | tupleType | accumType
+type := baseType | containerType | tupleType | accumType 
 
 baseType := INT
           | UINT