diff --git a/PhysicsAnalysis/DerivationFramework/DerivationFrameworkEGamma/share/EGAM7.py b/PhysicsAnalysis/DerivationFramework/DerivationFrameworkEGamma/share/EGAM7.py
index efa45d4b2d841ca0096a8bbe284df38cfb3b5fd2..3ac2cb3a7f0e98bc9bf2f8371ee9eb7a36cdd6c6 100644
--- a/PhysicsAnalysis/DerivationFramework/DerivationFrameworkEGamma/share/EGAM7.py
+++ b/PhysicsAnalysis/DerivationFramework/DerivationFrameworkEGamma/share/EGAM7.py
@@ -390,3 +390,9 @@ EGAM7SlimmingHelper.ExtraVariables += PhotonsCPDetailedContent
 
 # This line must come after we have finished configuring EGAM7SlimmingHelper
 EGAM7SlimmingHelper.AppendContentToStream(EGAM7Stream)
+
+#Add full CellContainer
+EGAM7Stream.AddItem("CaloCellContainer#AODCellContainer")
+EGAM7Stream.AddItem("CaloClusterCellLinkContainer#egammaClusters_links")
+
+