diff --git a/src/cmd/linuxkit/run_qemu.go b/src/cmd/linuxkit/run_qemu.go
index 86b6ff119..859715f53 100644
--- a/src/cmd/linuxkit/run_qemu.go
+++ b/src/cmd/linuxkit/run_qemu.go
@@ -618,17 +618,6 @@ func discoverBackend(config QemuConfig) QemuConfig {
 	return config
 }
 
-type multipleFlag []string
-
-func (f *multipleFlag) String() string {
-	return "A multiple flag is a type of flag that can be repeated any number of times"
-}
-
-func (f *multipleFlag) Set(value string) error {
-	*f = append(*f, value)
-	return nil
-}
-
 func buildQemuForwardings(publishFlags multipleFlag, containerized bool) (string, error) {
 	if len(publishFlags) == 0 {
 		return "", nil
diff --git a/src/cmd/linuxkit/util.go b/src/cmd/linuxkit/util.go
index 293bc95e2..33c665486 100644
--- a/src/cmd/linuxkit/util.go
+++ b/src/cmd/linuxkit/util.go
@@ -8,6 +8,18 @@ import (
 	"strings"
 )
 
+// Handle flags with multiple occurrences
+type multipleFlag []string
+
+func (f *multipleFlag) String() string {
+	return "A multiple flag is a type of flag that can be repeated any number of times"
+}
+
+func (f *multipleFlag) Set(value string) error {
+	*f = append(*f, value)
+	return nil
+}
+
 func getStringValue(envKey string, flagVal string, defaultVal string) string {
 	var res string