diff --git a/include/sched.h b/include/sched.h
index 06dc6db5f8..a182dd66c1 100644
--- a/include/sched.h
+++ b/include/sched.h
@@ -265,7 +265,7 @@ int    sched_rr_get_interval(pid_t pid, FAR struct timespec *interval);
 int    sched_setaffinity(pid_t pid, size_t cpusetsize,
                          FAR const cpu_set_t *mask);
 int    sched_getaffinity(pid_t pid, size_t cpusetsize, FAR cpu_set_t *mask);
-int    sched_cpu_count(FAR const cpu_set_t *set);
+int    sched_cpucount(FAR const cpu_set_t *set);
 int    sched_getcpu(void);
 #endif /* CONFIG_SMP */
 
diff --git a/libs/libc/sched/sched_cpucount.c b/libs/libc/sched/sched_cpucount.c
index 635215f92d..c18576ab2c 100644
--- a/libs/libc/sched/sched_cpucount.c
+++ b/libs/libc/sched/sched_cpucount.c
@@ -48,7 +48,7 @@
  ****************************************************************************/
 
 /****************************************************************************
- * Name:  sched_cpu_count
+ * Name:  sched_cpucount
  *
  * Description:
  *   Return the number of bits set in the 'set'.  This could be improved by
@@ -62,7 +62,7 @@
  *
  ****************************************************************************/
 
-int sched_cpu_count(FAR const cpu_set_t *set)
+int sched_cpucount(FAR const cpu_set_t *set)
 {
   int count;
   int cpu;