diff --git a/sys/pc98/conf/GENERIC b/sys/pc98/conf/GENERIC
index 77a9bdb78813..693c5c00b4d7 100644
--- a/sys/pc98/conf/GENERIC
+++ b/sys/pc98/conf/GENERIC
@@ -53,7 +53,7 @@ options 	KTRACE			#ktrace(1) support
 options 	SYSVSHM			#SYSV-style shared memory
 options 	SYSVMSG			#SYSV-style message queues
 options 	SYSVSEM			#SYSV-style semaphores
-options 	P1003_1B		#Posix P1003_1B real-time extentions
+options 	P1003_1B		#Posix P1003_1B real-time extensions
 options 	_KPOSIX_PRIORITY_SCHEDULING
 options		ICMP_BANDLIM		#Rate limit bad replies
 
diff --git a/sys/pc98/conf/GENERIC98 b/sys/pc98/conf/GENERIC98
index 77a9bdb78813..693c5c00b4d7 100644
--- a/sys/pc98/conf/GENERIC98
+++ b/sys/pc98/conf/GENERIC98
@@ -53,7 +53,7 @@ options 	KTRACE			#ktrace(1) support
 options 	SYSVSHM			#SYSV-style shared memory
 options 	SYSVMSG			#SYSV-style message queues
 options 	SYSVSEM			#SYSV-style semaphores
-options 	P1003_1B		#Posix P1003_1B real-time extentions
+options 	P1003_1B		#Posix P1003_1B real-time extensions
 options 	_KPOSIX_PRIORITY_SCHEDULING
 options		ICMP_BANDLIM		#Rate limit bad replies