diff --git a/sys/conf/options.powerpc b/sys/conf/options.powerpc
index 9acc68a2db91..a6dc6da17136 100644
--- a/sys/conf/options.powerpc
+++ b/sys/conf/options.powerpc
@@ -12,3 +12,5 @@ POWERMAC		opt_platform.h
 PSIM
 
 SC_OFWFB		opt_ofwfb.h
+
+OFWCONS_POLL_HZ		opt_ofw.h