diff --git a/scripts/devtools.sh b/scripts/devtools.sh
index aa4b80e7..c418beec 100755
--- a/scripts/devtools.sh
+++ b/scripts/devtools.sh
@@ -2,4 +2,4 @@
 set -ex
 go get golang.org/x/tools/cmd/goimports
 wget -O- -nv https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.37.1
-#  wget -O- -nv https://raw.githubusercontent.com/securego/gosec/master/install.sh | sh -s v2.8.1
+wget -O- -nv https://raw.githubusercontent.com/securego/gosec/master/install.sh | sh -s v2.9.1
diff --git a/test/utils.go b/test/utils.go
index ab03776a..8b0d9cd4 100644
--- a/test/utils.go
+++ b/test/utils.go
@@ -3,7 +3,6 @@ package test
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"strings"
@@ -69,24 +68,3 @@ func AssertResultWithContext(t *testing.T, expectedValue interface{}, actualValu
 		t.Error(": expected <", expectedValue, "> but got <", actualValue, ">")
 	}
 }
-
-func WriteTempYamlFile(content string) string {
-	tmpfile, _ := ioutil.TempFile("", "testyaml")
-	defer func() {
-		_ = tmpfile.Close()
-	}()
-
-	_, _ = tmpfile.Write([]byte(content))
-	return tmpfile.Name()
-}
-
-func ReadTempYamlFile(name string) string {
-	// ignore CWE-22 gosec issue - that's more targetted for http based apps that run in a public directory,
-	// and ensuring that it's not possible to give a path to a file outside thar directory.
-	content, _ := ioutil.ReadFile(name) // #nosec
-	return string(content)
-}
-
-func RemoveTempYamlFile(name string) {
-	_ = os.Remove(name)
-}