diff --git a/controllers/goharbor/harbor/harbor_suite_test.go b/controllers/goharbor/harbor/harbor_suite_test.go
index 7ab3def5d..2b33a1bf1 100644
--- a/controllers/goharbor/harbor/harbor_suite_test.go
+++ b/controllers/goharbor/harbor/harbor_suite_test.go
@@ -2,7 +2,7 @@ package harbor_test
 
 import (
 	"context"
-	"io/ioutil"
+	"os"
 	"strings"
 	"testing"
 
@@ -24,7 +24,7 @@ func TestHarbor(t *testing.T) {
 }
 
 func fileString(filePath string) string {
-	content, err := ioutil.ReadFile(filePath)
+	content, err := os.ReadFile(filePath)
 	Expect(err).NotTo(HaveOccurred())
 
 	return strings.TrimSpace(string(content))
diff --git a/pkg/controller/template.go b/pkg/controller/template.go
index 3bfd6e272..e324d171f 100644
--- a/pkg/controller/template.go
+++ b/pkg/controller/template.go
@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"text/template"
 
 	"github.com/Masterminds/sprig"
@@ -48,7 +47,7 @@ func (c *Controller) GetTemplatedConfig(ctx context.Context, templateConfig stri
 		errTemplate = t.Execute(writer, owner)
 	}()
 
-	configContent, err := ioutil.ReadAll(reader)
+	configContent, err := io.ReadAll(reader)
 
 	if errTemplate != nil {
 		if errors.As(err, &template.ExecError{}) {