diff --git a/asm/emerald.s b/asm/emerald.s
index 74e5c5630..7ce518805 100644
--- a/asm/emerald.s
+++ b/asm/emerald.s
@@ -919256,7 +919256,7 @@ sub_81DB620: ; 81DB620
 	thumb_func_end sub_81DB620
 
 	.include "data/data1.s"
-	.include "asm/unknown_lib_1.s"
+	.include "asm/libgcnmultiboot.s"
 	.include "asm/libmks4agb.s"
 	.include "asm/libagbbackup.s"
 	.include "asm/unknown_lib_2.s"
diff --git a/asm/unknown_lib_1.s b/asm/libgcnmultiboot.s
similarity index 100%
rename from asm/unknown_lib_1.s
rename to asm/libgcnmultiboot.s