diff --git a/internal/utils/label_utils.go b/internal/utils/header_utils.go
similarity index 100%
rename from internal/utils/label_utils.go
rename to internal/utils/header_utils.go
diff --git a/internal/utils/security_utils.go b/internal/utils/security_utils.go
index b40c56c..e1f1b2e 100644
--- a/internal/utils/security_utils.go
+++ b/internal/utils/security_utils.go
@@ -46,6 +46,8 @@ func GetBasicAuth(username string, password string) string {
 }
 
 func FilterIP(filter string, ip string) (bool, error) {
+	filter = strings.Replace(filter, "-", "/", -1)
+
 	ipAddr := net.ParseIP(ip)
 
 	if strings.Contains(filter, "/") {