diff --git a/src/include/lib/lib_0d520.h b/src/include/lib/lib_0d520.h
index f4ad56901..d13ec9be2 100644
--- a/src/include/lib/lib_0d520.h
+++ b/src/include/lib/lib_0d520.h
@@ -5,7 +5,7 @@
 
 u32 mainInit(void);
 void mainLoop(void);
-void func0000db30(char *arg0, u32 *arg1);
+void func0000db30(char *string, u32 *ptr);
 u32 mainTick(void);
 u32 func0000e324(void);
 void func0000e684(void);
diff --git a/src/lib/lib_0d520.c b/src/lib/lib_0d520.c
index 6e524cf3b..86e3b8397 100644
--- a/src/lib/lib_0d520.c
+++ b/src/lib/lib_0d520.c
@@ -587,12 +587,10 @@ void mainLoop(void)
 	}
 }
 
-GLOBAL_ASM(
-glabel func0000db30
-/*     db30:	afa40000 */ 	sw	$a0,0x0($sp)
-/*     db34:	03e00008 */ 	jr	$ra
-/*     db38:	afa50004 */ 	sw	$a1,0x4($sp)
-);
+void func0000db30(char *string, u32 *ptr)
+{
+	// empty
+}
 
 GLOBAL_ASM(
 glabel mainTick