diff --git a/core/net/mac/framer/frame802154.c b/core/net/mac/framer/frame802154.c
index 53b8a6fde..8d6fdf406 100644
--- a/core/net/mac/framer/frame802154.c
+++ b/core/net/mac/framer/frame802154.c
@@ -65,7 +65,7 @@
 
 #include "sys/cc.h"
 #include "net/mac/framer/frame802154.h"
-#include "net/llsec802154.h"
+#include "net/mac/llsec802154.h"
 #include "net/linkaddr.h"
 #include <string.h>
 
diff --git a/core/net/mac/framer/framer-802154.c b/core/net/mac/framer/framer-802154.c
index 4276ba04d..39a936c95 100644
--- a/core/net/mac/framer/framer-802154.c
+++ b/core/net/mac/framer/framer-802154.c
@@ -38,7 +38,7 @@
 
 #include "net/mac/framer/framer-802154.h"
 #include "net/mac/framer/frame802154.h"
-#include "net/llsec802154.h"
+#include "net/mac/llsec802154.h"
 #include "net/packetbuf.h"
 #include "lib/random.h"
 #include <string.h>
diff --git a/core/net/llsec802154.h b/core/net/mac/llsec802154.h
similarity index 100%
rename from core/net/llsec802154.h
rename to core/net/mac/llsec802154.h
diff --git a/core/net/mac/tsch/tsch-security.h b/core/net/mac/tsch/tsch-security.h
index b1e1d6f76..7652a72bf 100644
--- a/core/net/mac/tsch/tsch-security.h
+++ b/core/net/mac/tsch/tsch-security.h
@@ -40,7 +40,7 @@
 #include "net/mac/tsch/tsch-private.h"
 #include "net/mac/framer/frame802154.h"
 #include "net/mac/framer/frame802154e-ie.h"
-#include "net/llsec802154.h"
+#include "net/mac/llsec802154.h"
 
 /******** Configuration *******/
 
diff --git a/core/net/packetbuf.h b/core/net/packetbuf.h
index 827cce4be..7e2d23673 100644
--- a/core/net/packetbuf.h
+++ b/core/net/packetbuf.h
@@ -54,7 +54,7 @@
 
 #include "contiki-conf.h"
 #include "net/linkaddr.h"
-#include "net/llsec802154.h"
+#include "net/mac/llsec802154.h"
 #include "net/mac/tsch/tsch-conf.h"
 
 /**