diff --git a/NTPClient.h b/NTPClient.h
index 5b4b517..328562c 100755
--- a/NTPClient.h
+++ b/NTPClient.h
@@ -51,7 +51,7 @@ class NTPClient {
      /**
      * Set random local port
      */
-    void setRandomPort(unsigned int minValue, unsigned int maxValue);
+    void setRandomPort(unsigned int minValue = 49152, unsigned int maxValue = 65535);
 
     /**
      * Starts the underlying UDP client with the default local port