diff --git a/go.mod b/go.mod
index 3bd9e30c..c4c31d80 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/Zilliqa/gozilliqa-sdk v1.2.1-0.20201201074141-dd0ecada1be6
 	github.com/btcsuite/btcd v0.22.0-beta
 	github.com/cenkalti/backoff v2.2.1+incompatible
-	github.com/coinbase/kryptology v1.5.5
+	github.com/coinbase/kryptology v1.8.0
 	github.com/dgraph-io/badger/v2 v2.2007.4
 	github.com/dgraph-io/ristretto v0.0.3 // indirect
 	github.com/dgryski/go-farm v0.0.0-20200201041132-a6ae2369ad13 // indirect
diff --git a/go.sum b/go.sum
index f5de682e..45e73442 100644
--- a/go.sum
+++ b/go.sum
@@ -100,8 +100,8 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5P
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cloudflare/cloudflare-go v0.14.0/go.mod h1:EnwdgGMaFOruiPZRFSgn+TsQ3hQ7C/YWzIGLeu5c304=
-github.com/coinbase/kryptology v1.5.5 h1:iSB2AOGYBxvq+/4huDWVEnyCWWWrVBbb7yiCcLrE2rw=
-github.com/coinbase/kryptology v1.5.5/go.mod h1:3zId6V3k/8v/o5gksjffbWMkH7Ik1UgeZVGTBvlpIxc=
+github.com/coinbase/kryptology v1.8.0 h1:Aoq4gdTsJhSU3lNWsD5BWmFSz2pE0GlmrljaOxepdYY=
+github.com/coinbase/kryptology v1.8.0/go.mod h1:RYXOAPdzOGUe3qlSFkMGn58i3xUA8hmxYHksuq+8ciI=
 github.com/consensys/bavard v0.1.8-0.20210406032232-f3452dc9b572/go.mod h1:Bpd0/3mZuaj6Sj+PqrmIquiOKy397AKGThQPaGzNXAQ=
 github.com/consensys/bavard v0.1.8-0.20210915155054-088da2f7f54a/go.mod h1:9ItSMtA/dXMAiL7BG6bqW2m3NdSEObYWoH223nGHukI=
 github.com/consensys/gnark-crypto v0.4.1-0.20210426202927-39ac3d4b3f1f/go.mod h1:815PAHg3wvysy0SyIqanF8gZ0Y1wjk/hrDHD/iT88+Q=
@@ -330,8 +330,6 @@ github.com/naoina/go-stringutil v0.1.0/go.mod h1:XJ2SJL9jCtBh+P9q5btrd/Ylo8XwT/h
 github.com/naoina/toml v0.1.2-0.20170918210437-9fafd6967416/go.mod h1:NBIhNtsFMo3G2szEBne+bO4gS192HuIYRqfvOWb4i1E=
 github.com/neilotoole/errgroup v0.1.6 h1:PODGqPXdT5BC/zCYIMoTrwV+ujKcW+gBXM6Ye9Ve3R8=
 github.com/neilotoole/errgroup v0.1.6/go.mod h1:Q2nLGf+594h0CLBs/Mbg6qOr7GtqDK7C2S41udRnToE=
-github.com/nixberg/chacha-rng-go v0.1.0 h1:2Y90hS8H/O+82yLWKD4MldkJM7Pzhezc7rT6EILvDNo=
-github.com/nixberg/chacha-rng-go v0.1.0/go.mod h1:iPf1i6Vcwgoue86dblORobEXNCd1PFQiysFiImawfCM=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
 github.com/olekukonko/tablewriter v0.0.5/go.mod h1:hPp6KlRPjbx+hW8ykQs1w3UBbZlj6HuIJcUGPhkA7kY=
diff --git a/server/api.go b/server/api.go
index 9bc16634..f8d45265 100644
--- a/server/api.go
+++ b/server/api.go
@@ -53,11 +53,9 @@ type CallAPIRouter interface {
 }
 
 // ConstructionAPIRouter defines the required methods for binding the api requests to a responses
-// for the ConstructionAPI
-// The ConstructionAPIRouter implementation should parse necessary information from the http
-// request,
-// pass the data to a ConstructionAPIServicer to perform the required actions, then write the
-// service results to the http response.
+// for the ConstructionAPI The ConstructionAPIRouter implementation should parse necessary
+// information from the http request, pass the data to a ConstructionAPIServicer to perform the
+// required actions, then write the service results to the http response.
 type ConstructionAPIRouter interface {
 	ConstructionCombine(http.ResponseWriter, *http.Request)
 	ConstructionDerive(http.ResponseWriter, *http.Request)