diff --git a/beacon_chain/gossip_processing/gossip_validation.nim b/beacon_chain/gossip_processing/gossip_validation.nim
index a852ff80e..6f1022001 100644
--- a/beacon_chain/gossip_processing/gossip_validation.nim
+++ b/beacon_chain/gossip_processing/gossip_validation.nim
@@ -601,10 +601,10 @@ proc validateDataColumnSidecar*(
 
   # [REJECT] The sidecar's column data is valid as 
   # verified by `verify_data_column_kzg_proofs(sidecar)`
-  # block:
-  #   let r = check_data_column_sidecar_kzg_proofs(data_column_sidecar)
-  #   if r.isErr:
-  #     return dag.checkedReject(r.error)
+  block:
+    let r = check_data_column_sidecar_kzg_proofs(data_column_sidecar)
+    if r.isErr:
+      return dag.checkedReject(r.error)
 
   # Send notification about new data column sidecar via callback
   if not(isNil(dataColumnQuarantine.onDataColumnSidecarCallback)):