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-rw-r--r--core/blockchain.go3
1 files changed, 3 insertions, 0 deletions
diff --git a/core/blockchain.go b/core/blockchain.go
index d2232e50f..d6f2653ae 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -1398,3 +1398,6 @@ func (self *BlockChain) GetHeaderByNumber(number uint64) *types.Header {
// Config retrieves the blockchain's chain configuration.
func (self *BlockChain) Config() *params.ChainConfig { return self.config }
+
+// Engine retrieves the blockchain's consensus engine.
+func (self *BlockChain) Engine() consensus.Engine { return self.engine }