diff --git a/asm/non_matching/armos/sub_080304BC.inc b/asm/non_matching/armos/sub_080304BC.inc
deleted file mode 100644
index 5d872b51..00000000
--- a/asm/non_matching/armos/sub_080304BC.inc
+++ /dev/null
@@ -1,29 +0,0 @@
-	.syntax unified
-	push {r4, lr}
-	adds r4, r0, #0
-	bl sub_080309A8
-	adds r3, r4, #0
-	adds r3, #0x5a
-	ldrb r1, [r3]
-	movs r0, #0x80
-	ands r0, r1
-	lsls r0, r0, #0x18
-	lsrs r2, r0, #0x18
-	cmp r2, #0
-	beq _080304DE
-	adds r0, r4, #0
-	bl sub_08030580
-	b _080304F0
-_080304DE:
-	lsls r0, r1, #0x18
-	lsrs r0, r0, #0x18
-	cmp r0, #1
-	bne _080304F0
-	strb r2, [r3]
-	movs r0, #0x95
-	lsls r0, r0, #1
-	bl EnqueueSFX
-_080304F0:
-	pop {r4, pc}
-	.align 2, 0
-	.syntax divided
diff --git a/src/enemy/armos.c b/src/enemy/armos.c
index c2f4d54a..90f19cec 100644
--- a/src/enemy/armos.c
+++ b/src/enemy/armos.c
@@ -240,21 +240,15 @@ void sub_08030474(ArmosEntity* this) {
     }
 }
 
-NONMATCH("asm/non_matching/armos/sub_080304BC.inc", void sub_080304BC(ArmosEntity* this)) {
-    u32 tmp;
-
+void sub_080304BC(ArmosEntity* this) {
     sub_080309A8(this);
-    tmp = super->frame & ANIM_DONE;
-    if (tmp != 0) {
+    if ((super->frame & ANIM_DONE) != 0) {
         sub_08030580(this);
-    } else {
-        if (super->frame == 1) {
-            super->frame = tmp;
-            EnqueueSFX(SFX_12A);
-        }
+    } else if (super->frame == 1) {
+        super->frame = 0;
+        EnqueueSFX(SFX_12A);
     }
 }
-END_NONMATCH
 
 void sub_080304F4(ArmosEntity* this) {
     LinearMoveUpdate(super);