diff --git a/docs/imsi-pseudo-spec-docinfo.xml b/docs/imsi-pseudo-spec-docinfo.xml
index 0ddb3fd..2bf4618 100644
--- a/docs/imsi-pseudo-spec-docinfo.xml
+++ b/docs/imsi-pseudo-spec-docinfo.xml
@@ -32,6 +32,17 @@
Employee
+
+ Harald
+ Welte
+ hwelte@sysmocom.de
+ HW
+
+ sysmocom
+ sysmocom - s.f.m.c. GmbH
+ Managing Director
+
+