diff --git a/go.mod b/go.mod
index 67dc041694..3697590576 100644
--- a/go.mod
+++ b/go.mod
@@ -16,7 +16,7 @@ require (
 	github.com/spf13/cobra v1.7.0
 	github.com/spf13/pflag v1.0.5
 	github.com/tomasen/realip v0.0.0-20180522021738-f0c99a92ddce
-	github.com/transparency-dev/merkle v0.0.1
+	github.com/transparency-dev/merkle v0.0.2
 	go.etcd.io/etcd/client/v3 v3.5.8
 	go.etcd.io/etcd/etcdctl/v3 v3.5.8
 	go.etcd.io/etcd/v3 v3.5.8
diff --git a/go.sum b/go.sum
index bdeb26022c..f1339def71 100644
--- a/go.sum
+++ b/go.sum
@@ -398,8 +398,8 @@ github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802 h1:uruHq4
 github.com/tmc/grpc-websocket-proxy v0.0.0-20201229170055-e5319fda7802/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tomasen/realip v0.0.0-20180522021738-f0c99a92ddce h1:fb190+cK2Xz/dvi9Hv8eCYJYvIGUTN2/KLq1pT6CjEc=
 github.com/tomasen/realip v0.0.0-20180522021738-f0c99a92ddce/go.mod h1:o8v6yHRoik09Xen7gje4m9ERNah1d1PPsVq1VEx9vE4=
-github.com/transparency-dev/merkle v0.0.1 h1:T9/9gYB8uZl7VOJIhdwjALeRWlxUxSfDEysjfmx+L9E=
-github.com/transparency-dev/merkle v0.0.1/go.mod h1:B8FIw5LTq6DaULoHsVFRzYIUDkl8yuSwCdZnOZGKL/A=
+github.com/transparency-dev/merkle v0.0.2 h1:Q9nBoQcZcgPamMkGn7ghV8XiTZ/kRxn1yCG81+twTK4=
+github.com/transparency-dev/merkle v0.0.2/go.mod h1:pqSy+OXefQ1EDUVmAJ8MUhHB9TXGuzVAT58PqBoHz1A=
 github.com/urfave/cli v1.22.7 h1:aXiFAgRugfJ27UFDsGJ9DB2FvTC73hlVXFSqq5bo9eU=
 github.com/urfave/cli v1.22.7/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2 h1:eY9dn8+vbi4tKz5Qo6v2eYzo7kUS51QINcR5jNpbZS8=