diff --git a/mach/proto/fp/.distr b/mach/proto/fp/.distr
index 4691aa7c5..512283b1e 100644
--- a/mach/proto/fp/.distr
+++ b/mach/proto/fp/.distr
@@ -5,7 +5,6 @@ FP_trap.h
 FP_types.h
 add_ext.c
 adder.c
-adder.h
 adf4.c
 adf8.c
 cff4.c