diff --git a/c64/kernal/clear_screen.s b/c64/kernal/e544.clear_screen.s
similarity index 100%
rename from c64/kernal/clear_screen.s
rename to c64/kernal/e544.clear_screen.s
diff --git a/c64/kernal/irq_handler.s b/c64/kernal/ea31.irq_handler.s
similarity index 100%
rename from c64/kernal/irq_handler.s
rename to c64/kernal/ea31.irq_handler.s