diff --git a/constants.asm b/constants.asm
index 4013bf74d..ccaead73f 100644
--- a/constants.asm
+++ b/constants.asm
@@ -232,6 +232,7 @@ PREDEF_PRINT_MOVE_DESCRIPTION EQU $11
 PREDEF_UPDATE_PLAYER_HUD EQU $12
 PREDEF_FILL_BOX EQU $13
 PREDEF_UPDATE_ENEMY_HUD EQU $15
+PREDEF_START_BATTLE EQU $16
 PREDEF_FILL_IN_EXP_BAR EQU $17
 PREDEF_FILLMOVES EQU $1B
 PREDEF_GET_GENDER EQU $24
@@ -244,6 +245,7 @@ PREDEF_PRINT_TYPE EQU $2B
 PREDEF_GET_UNOWN_LETTER EQU $2D
 PREDEF_LOAD_SGB_LAYOUT EQU $31
 PREDEF_CHECK_CONTEST_MON EQU $33
+PREDEF_BATTLE_TRANSITION EQU $34
 PREDEF_PARTYMON_ITEM_NAME EQU $3B
 PREDEF_DECOMPRESS EQU $40