diff --git a/core/net/linkaddr.c b/core/net/linkaddr.c
index a5340ab61..1f08b0824 100644
--- a/core/net/linkaddr.c
+++ b/core/net/linkaddr.c
@@ -54,7 +54,7 @@ const linkaddr_t linkaddr_null = { { 0, 0, 0, 0, 0, 0, 0, 0 } };
 #endif /*LINKADDR_SIZE == 8*/
 #if LINKADDR_SIZE == 6
 const linkaddr_t linkaddr_null = { { 0, 0, 0, 0, 0, 0 } };
-#endif /*LINKADDR_SIZE == 8*/
+#endif /*LINKADDR_SIZE == 6*/
 #endif /*LINKADDR_SIZE == 2*/