diff --git a/include/pokenav.h b/include/pokenav.h
index d254858aca..69a9f1f58e 100644
--- a/include/pokenav.h
+++ b/include/pokenav.h
@@ -107,7 +107,7 @@ void sub_81C8234(void);
 
 // pokenav_match_call_data.c
 bool32 sub_81D17E8(u32 idx);
-u8 sub_81D16DC(u32 idx);
+u8 MatchCallMapSecGetByIndex(u32 idx);
 bool32 sub_81D1BF8(u32 idx);
 bool32 MatchCallFlagGetByIndex(u32 idx);
 u32 MatchCall_GetRematchTableIdx(u32 idx);