diff --git a/man3/pthread_attr_setaffinity_np.3 b/man3/pthread_attr_setaffinity_np.3
index 3003e0355..933a66351 100644
--- a/man3/pthread_attr_setaffinity_np.3
+++ b/man3/pthread_attr_setaffinity_np.3
@@ -60,12 +60,8 @@ The argument
 .I cpusetsize
 is the length (in bytes) of the buffer pointed to by
 .IR cpuset .
-Normally this argument would be specified as
+Tpically, this argument would be specified as
 .IR sizeof(cpu_set_t) .
-The constant
-.B CPU_SETSIZE
-specifies a value one greater than the
-maximum CPU number that can be stored in a CPU set.
 
 For more details on CPU affinity masks, see
 .BR sched_setaffinity (2).
diff --git a/man3/pthread_setaffinity_np.3 b/man3/pthread_setaffinity_np.3
index 090a8e275..a04b24d96 100644
--- a/man3/pthread_setaffinity_np.3
+++ b/man3/pthread_setaffinity_np.3
@@ -59,12 +59,8 @@ The argument
 .I cpusetsize
 is the length (in bytes) of the buffer pointed to by
 .IR cpuset .
-Normally this argument would be specified as
+Typically, this argument would be specified as
 .IR sizeof(cpu_set_t) .
-The constant
-.B CPU_SETSIZE
-specifies a value one greater than the
-maximum CPU number that can be stored in a CPU set.
 
 For more details on CPU affinity masks, see
 .BR sched_setaffinity (2).