diff --git a/internal/state/execution.go b/internal/state/execution.go
index 04a199170..c1ecc3602 100644
--- a/internal/state/execution.go
+++ b/internal/state/execution.go
@@ -141,7 +141,7 @@ func (blockExec *BlockExecutor) CreateProposalBlock(
 		panic(err)
 	}
 
-	if err := rpp.Validate(maxDataBytes, txs.ToSliceOfBytes()); err != nil {
+	if err := rpp.Validate(maxDataBytes, block.Txs.ToSliceOfBytes()); err != nil {
 		return nil, err
 	}