diff --git a/src/interrupts.s b/src/interrupts.s
index c051b34..724196d 100644
--- a/src/interrupts.s
+++ b/src/interrupts.s
@@ -39,17 +39,17 @@ interrupts_init:
 ; -----------------------------------------------------------------------------
 
 cop_handler_native:
-	phd
 	phb
+	long_a
 
+	; Set the data bank register to 0.
 	pha
-	short_a
 	lda #0
+	short_a
 	pha
 	plb
-	pha
-	pld
 	long_a
+	pla
 
 	; First, we multiply the function number by 2, to get the jump
 	; table offset.
@@ -70,7 +70,6 @@ cop_handler_native:
 
 	; And we're done.
 	plb
-	pld
 	rti
 
 cop_jump_table: