diff --git a/cmd/users.go b/cmd/users.go
index b51fbb75..bb7d3dd9 100644
--- a/cmd/users.go
+++ b/cmd/users.go
@@ -28,7 +28,7 @@ func parseUser(flags pflag.FlagSet) api.User {
 	return parsedFlags
 }
 
-func parseSSHKeyFile(sshPubKey string, keyName string, keyValue string, userEmail string) api.SSHKey {
+func parseSSHKeyFile(sshPubKey string, keyName string, keyValue string, userEmail string) api.SSHKey, error {
 	// if we haven't got a keyvalue
 	if keyValue == "" {
 		b, err := ioutil.ReadFile(sshPubKey) // just pass the file name