diff --git a/src/common/defs.h b/src/common/defs.h
index c0c6dbe..aa3c5cf 100644
--- a/src/common/defs.h
+++ b/src/common/defs.h
@@ -521,6 +521,11 @@
 
 #define MAX_NUM_MLD_LINKS 15
 
+enum mlo_info_change_reason {
+	MLO_TID_TO_LINK_MAP = 0,
+	MLO_LINK_RECONFIG_AP_REMOVAL = 1
+};
+
 enum sae_pwe {
 	SAE_PWE_HUNT_AND_PECK = 0,
 	SAE_PWE_HASH_TO_ELEMENT = 1,