diff --git a/install.php b/install.php
index b0b8e0b2..d87d8a1b 100644
--- a/install.php
+++ b/install.php
@@ -86,6 +86,7 @@ function do_install() { // {{{
 	}
 	else if(file_exists("auto_install.conf")) {
 		install_process(trim(file_get_contents("auto_install.conf")));
+		unlink("auto_install.conf");
 	}
 	else {
 		begin();