diff --git a/.gitignore b/.gitignore
index d4d207e..427d11d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,10 @@ zerotier-one.pid
 zerotier-one.port
 zt1
 zt2
+zt3
+zt4
+zt5
+zt6
 
 *.bob
 *.alice