diff --git a/dev_userid.txt b/dev_userid.txt
index ec86332d9c9931b838b03555235716e282494f98..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 100644
--- a/dev_userid.txt
+++ b/dev_userid.txt
@@ -1 +0,0 @@
-add dev_userid.txt on develop branch