diff --git a/sys/ia64/conf/GENERIC b/sys/ia64/conf/GENERIC
index 196e5becc811..810578f3809f 100644
--- a/sys/ia64/conf/GENERIC
+++ b/sys/ia64/conf/GENERIC
@@ -44,7 +44,7 @@ options 	NFSLOCKD	# Network Lock Manager
 options 	NFSD		# New Network Filesystem Server
 options 	NFS_ROOT	# NFS usable as root device
 options 	P1003_1B_SEMAPHORES	# POSIX-style semaphores
-#options 	PREEMPTION	# Enable kernel thread preemption
+options 	PREEMPTION	# Enable kernel thread preemption
 options 	PRINTF_BUFR_SIZE=128  # Printf buffering to limit interspersion
 options 	PROCFS		# Process filesystem (/proc)
 options 	PSEUDOFS	# Pseudo-filesystem framework