diff --git a/include/code_800558C.h b/include/code_800558C.h
index ec1b4b577..e16e166d0 100644
--- a/include/code_800558C.h
+++ b/include/code_800558C.h
@@ -5,7 +5,7 @@
 #include "structs/axdata.h"
 #include "file_system.h"
 
-// size: ? 0x20 for now
+// size: 0x20
 struct axMapSprite
 {
     axmain axmain;