Report Server - Finding embedded datasets

WITH XMLNAMESPACES
   (DEFAULT 'http://schemas.microsoft.com/sqlserver/reporting/2016/01/reportdefinition',
    'http://schemas.microsoft.com/SQLServer/reporting/reportdesigner' AS rd
   )
SELECT
    C.Name AS ReportName,
    DS.value('@Name', 'VARCHAR(255)') AS DataSetName,
    Q.value('CommandText[1]', 'VARCHAR(MAX)') AS CommandText
FROM
    dbo.Catalog AS C
CROSS APPLY
    (SELECT CAST(CAST(C.Content AS VARBINARY(MAX)) AS XML)) AS ReportXML(X)
CROSS APPLY
    ReportXML.X.nodes('/Report/DataSets/DataSet') AS DataSets(DS)
CROSS APPLY
    DataSets.DS.nodes('Query') AS Queries(Q)
WHERE
    C.Type = 2 -- Type 2 indicates a Report
    AND Q.value('CommandText[1]', 'VARCHAR(MAX)') LIKE '%' + 'spRptYourProcName' + '%';