diff --git a/src/core/netdev.c b/src/core/netdev.c
index e244ed1..318134a 100644
--- a/src/core/netdev.c
+++ b/src/core/netdev.c
@@ -1,6 +1,6 @@
 
 /* network device (interface) functions.
- * (C) 2023 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2023 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  * Author: Pau Espin Pedrol <pespin@sysmocom.de>
  *
  * All Rights Reserved
diff --git a/src/core/netns.c b/src/core/netns.c
index 56b0c3a..c1d75b1 100644
--- a/src/core/netns.c
+++ b/src/core/netns.c
@@ -1,6 +1,6 @@
 
 /* Network namespace convenience functions
- * (C) 2023 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2023 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  *
  * All Rights Reserved
  *
diff --git a/src/core/tun.c b/src/core/tun.c
index 33c62d5..8612819 100644
--- a/src/core/tun.c
+++ b/src/core/tun.c
@@ -1,6 +1,6 @@
 
 /* TUN interface functions.
- * (C) 2023 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2023 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  * Author: Pau Espin Pedrol <pespin@sysmocom.de>
  *
  * All Rights Reserved
diff --git a/tests/abis/abis_test.c b/tests/abis/abis_test.c
index 563363d..ac470fc 100644
--- a/tests/abis/abis_test.c
+++ b/tests/abis/abis_test.c
@@ -1,6 +1,6 @@
 /*
  * (C) 2012 by Holger Hans Peter Freyther <zecke@selfish.org>
- * (C) 2017 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2017 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  * All Rights Reserved
  *
  * This program is free software; you can redistribute it and/or modify
diff --git a/tests/gsm48/rest_octets_test.c b/tests/gsm48/rest_octets_test.c
index bf53212..6e11f94 100644
--- a/tests/gsm48/rest_octets_test.c
+++ b/tests/gsm48/rest_octets_test.c
@@ -1,5 +1,5 @@
 /*
- * (C) 2021 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de>
+ * (C) 2021 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
  * Author: Pau Espin Pedrol <pespin@sysmocom.de>
  * All Rights Reserved
  *
diff --git a/tests/stats/stats_test.c b/tests/stats/stats_test.c
index 2796100..eda4129 100644
--- a/tests/stats/stats_test.c
+++ b/tests/stats/stats_test.c
@@ -1,6 +1,6 @@
 /* tests for statistics */
 /*
- * (C) 2015 sysmocom - s.m.f.c. GmbH
+ * (C) 2015 sysmocom - s.f.m.c. GmbH
  *
  * All Rights Reserved
  *