diff --git a/command/rootchain/deploy/params.go b/command/rootchain/deploy/params.go
index a412558320..c1e95576ad 100644
--- a/command/rootchain/deploy/params.go
+++ b/command/rootchain/deploy/params.go
@@ -51,9 +51,5 @@ func (ip *deployParams) validateFlags() error {
 		return errors.New("stake token address is not provided")
 	}
 
-	if err := helper.ValidateProxyContractsAdmin(ip.proxyContractsAdmin); err != nil {
-		return err
-	}
-
-	return nil
+	return helper.ValidateProxyContractsAdmin(ip.proxyContractsAdmin)
 }
diff --git a/command/rootchain/supernet/stakemanager/params.go b/command/rootchain/supernet/stakemanager/params.go
index 3a686927ba..a7c086ded2 100644
--- a/command/rootchain/supernet/stakemanager/params.go
+++ b/command/rootchain/supernet/stakemanager/params.go
@@ -30,10 +30,9 @@ func (s *stakeManagerDeployParams) validateFlags() error {
 
 	// validate jsonrpc address
 	_, err := helper.ParseJSONRPCAddress(s.jsonRPC)
-
-	if err := helper.ValidateProxyContractsAdmin(s.proxyContractsAdmin); err != nil {
+	if err != nil {
 		return err
 	}
 
-	return err
+	return helper.ValidateProxyContractsAdmin(s.proxyContractsAdmin)
 }