diff --git a/runoff.list b/runoff.list
index 7abd23a..a44a36a 100644
--- a/runoff.list
+++ b/runoff.list
@@ -53,15 +53,32 @@ exec.c
 # pipes
 pipe.c
 
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 # string operations
 string.c
 
 # low-level PC
 mp.c
-ioapic.h
 lapic.c
 ioapic.c
 picirq.c
 kbd.h
 console.c
 8253pit.c
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