diff --git a/src/MulticastService.cs b/src/MulticastService.cs
index d39491b..4eafde1 100644
--- a/src/MulticastService.cs
+++ b/src/MulticastService.cs
@@ -689,6 +689,8 @@ protected virtual void Dispose(bool disposing)
         {
             if (disposing)
             {
+                unicastClientIp4?.Dispose();
+                unicastClientIp6?.Dispose();
                 Stop();
             }
         }