diff --git a/disposable_email_blacklist.conf b/disposable_email_blacklist.conf
index 388c66a..b90fe04 100644
--- a/disposable_email_blacklist.conf
+++ b/disposable_email_blacklist.conf
@@ -715,3 +715,7 @@ zoemail.com
 zoemail.net
 zoemail.org
 zomg.info  
+bigprofessor.so
+walkmail.net
+lackmail.net
+alivance.com