diff --git a/plugins/drng/drng.go b/plugins/drng/drng.go
index a3a014b288d7038fa07c13b81409164658beb758..6c879d607665be27bb2ab927e5f995998e5ffefe 100644
--- a/plugins/drng/drng.go
+++ b/plugins/drng/drng.go
@@ -49,6 +49,7 @@ func configureDRNG() *drng.DRNG {
 	return drng.New(state.SetCommittee(committeeConf))
 }
 
+// Instance returns the DRNG instance.
 func Instance() *drng.DRNG {
 	once.Do(func() { instance = configureDRNG() })
 	return instance
diff --git a/plugins/drng/parameters.go b/plugins/drng/parameters.go
index d0c1193de979f71ce5766c028e15c38d824a05cd..07a4e8ac4f630563c556c7d654153a8a453b93fb 100644
--- a/plugins/drng/parameters.go
+++ b/plugins/drng/parameters.go
@@ -5,10 +5,14 @@ import (
 )
 
 const (
-	CfgDRNGInstanceID        = "drng.instanceId"
-	CfgDRNGThreshold         = "drng.threshold"
+	// CfgDRNGInstanceID defines the config flag of the DRNG instanceID.
+	CfgDRNGInstanceID = "drng.instanceId"
+	// CfgDRNGThreshold defines the config flag of the DRNG threshold.
+	CfgDRNGThreshold = "drng.threshold"
+	// CfgDRNGDistributedPubKey defines the config flag of the DRNG distributed Public Key.
 	CfgDRNGDistributedPubKey = "drng.distributedPubKey"
-	CfgDRNGCommitteeMembers  = "drng.committeeMembers"
+	// CfgDRNGCommitteeMembers defines the config flag of the DRNG committee members identities.
+	CfgDRNGCommitteeMembers = "drng.committeeMembers"
 )
 
 func init() {