diff --git a/.golangci.yml b/.golangci.yml
index 8415fb1..7d2faa4 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -12,7 +12,7 @@ linters:
     - dogsled
     - unconvert
     # - nakedret
-    - exportloopref
+    - copyloopvar
 issues:
   exclude-use-default: false
   exclude:
diff --git a/pkg/utils/rpcerror_test.go b/pkg/utils/rpcerror_test.go
index 82af379..22fe954 100644
--- a/pkg/utils/rpcerror_test.go
+++ b/pkg/utils/rpcerror_test.go
@@ -6,13 +6,14 @@
 package utils
 
 import (
-	"fmt"
+	"errors"
+	"net/http"
+	"testing"
+
 	"github.com/labstack/echo/v4"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	"gotest.tools/assert"
-	"net/http"
-	"testing"
 )
 
 func Test_ConvertGRPCError(t *testing.T) {
@@ -31,54 +32,54 @@ func Test_ConvertHttpError(t *testing.T) {
 
 func Test_ConvertGrpcError_NoContent(t *testing.T) {
 	validationErrMsg := respInternalInvalid + ` test1`
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=204, message=rpc error: code = Internal desc = rpc error: code = InvalidArgument test1")
 }
 
 func Test_ConvertGrpcError_Leafref(t *testing.T) {
 	validationErrMsg := respInvalidValidation + ` Application value starbucks-nvr (string ptr) schema path /a/b/c has leafref path /d/e/f not equal to any target nodes, field name Application value starbucks-nvr (string ptr) schema path /a/b/c has leafref path /d/e/f not equal to any target nodes`
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=Change gives LeafRef error on /d/e/f. Application value starbucks-nvr not present. From path:  /a/b/c")
 }
 
 func Test_ConvertGrpcError_ValidationOther(t *testing.T) {
 	validationErrMsg := respInvalidValidation + ` test1234` + notEqual
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=test1234")
 }
 
 func Test_ConvertGrpcError_ValidationOther1(t *testing.T) {
 	validationErrMsg := respInvalidValidation + ` test1234 (test abc)` + " " + schemaPath + " /a/b/c " + hasLrPath + " /d/e/f " + notEqual + " " + notEqual
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=Change gives LeafRef error on /d/e/f. test1234 not present. From path:  /a/b/c")
 }
 
 func Test_ConvertGrpcError_ValidationNotRepeated(t *testing.T) {
 	validationErrMsg := respInvalidValidation + ` test1234 (test abc)` + " " + schemaPath + " /a/b/c " + hasLrPath + " /d/e/f " + notEqual
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=Change gives LeafRef error on /d/e/f. test1234 not present. From path:  /a/b/c")
 }
 
 func Test_ConvertGrpcError_ValidationNoBracket(t *testing.T) {
 	validationErrMsg := respInvalidValidation + ` test1234 test abc)` + " " + schemaPath + " /a/b/c " + hasLrPath + " /d/e/f " + notEqual
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=test1234 test abc) schema path /a/b/c has leafref path /d/e/f ")
 }
 
 func Test_ConvertGrpcError_InvalidOther(t *testing.T) {
 	validationErrMsg := respInvalidBase + ` test1234`
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=400, message=rpc error: code = InvalidArgument desc = test1234")
 }
 
 func Test_ConvertGrpcError_Unauthorized(t *testing.T) {
 	validationErrMsg := respUnauthorized + ` test1234`
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=401, message=rpc error: code = Unauthenticated desc = test1234")
 }
 
 func Test_ConvertGrpcError_Internal(t *testing.T) {
 	validationErrMsg := `rpc error: code = test1234`
-	httpError := ConvertGrpcError(fmt.Errorf(validationErrMsg))
+	httpError := ConvertGrpcError(errors.New(validationErrMsg))
 	assert.Error(t, httpError, "code=500, message=rpc error: code = test1234")
 }