diff --git a/core/genesis.go b/core/genesis.go
index 3419231d3c..2d5354027c 100644
--- a/core/genesis.go
+++ b/core/genesis.go
@@ -320,11 +320,11 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, triedb *trie.Database, gen
 		} else {
 			log.Info("Writing custom genesis block")
 		}
+		applyOverrides(genesis.Config)
 		block, err := genesis.Commit(db, triedb)
 		if err != nil {
 			return genesis.Config, common.Hash{}, err
 		}
-		applyOverrides(genesis.Config)
 		return genesis.Config, block.Hash(), nil
 	}
 	// The genesis block is present(perhaps in ancient database) while the