diff --git a/include/microkernel/entries.h b/include/microkernel/entries.h
index b3f0bd328e5..b51b1197cfb 100644
--- a/include/microkernel/entries.h
+++ b/include/microkernel/entries.h
@@ -81,7 +81,7 @@ extern void K_sleep(struct k_args *);
 extern void K_wakeup(struct k_args *);
 extern void _k_task_op(struct k_args *);
 extern void _k_task_group_op(struct k_args *);
-extern void K_set_prio(struct k_args *);
+extern void _k_task_priority_set(struct k_args *);
 extern void K_yield(struct k_args *);
 extern void K_alloc(struct k_args *);
 extern void K_dealloc(struct k_args *);
diff --git a/kernel/microkernel/include/ktask.h b/kernel/microkernel/include/ktask.h
index cc2254207f7..bd33017e9e7 100644
--- a/kernel/microkernel/include/ktask.h
+++ b/kernel/microkernel/include/ktask.h
@@ -42,7 +42,7 @@ extern void start_task(struct k_proc *X, void (*func)(void));
 extern void abort_task(struct k_proc *X);
 extern void _k_task_op(struct k_args *A);
 extern void _k_task_group_op(struct k_args *A);
-extern void K_set_prio(struct k_args *A);
+extern void _k_task_priority_set(struct k_args *A);
 extern void K_yield(struct k_args *A);
 
 #endif
diff --git a/kernel/microkernel/k_task.c b/kernel/microkernel/k_task.c
index 2d80226e3c0..83b01e1e781 100644
--- a/kernel/microkernel/k_task.c
+++ b/kernel/microkernel/k_task.c
@@ -366,12 +366,12 @@ void _task_group_ioctl(ktask_group_t group, /* task group */
 
 /*******************************************************************************
 *
-* K_set_prio - handle task set priority request
+* _k_task_priority_set - handle task set priority request
 *
 * RETURNS: N/A
 */
 
-void K_set_prio(struct k_args *A)
+void _k_task_priority_set(struct k_args *A)
 {
 	ktask_t Tid = A->Args.g1.task;
 		struct k_proc *X = _k_task_list + OBJ_INDEX(Tid);
diff --git a/scripts/sysgen.py b/scripts/sysgen.py
index 86d7379a365..9e61aa33a87 100755
--- a/scripts/sysgen.py
+++ b/scripts/sysgen.py
@@ -799,7 +799,7 @@ def kernel_main_c_kernel_services():
 "/* 42 */ K_wakeup,",               # depends on timers
 "/* 43 */ _k_task_op,",             # required
 "/* 44 */ _k_task_group_op,",       # required
-"/* 45 */ K_set_prio,",             # required
+"/* 45 */ _k_task_priority_set,",            # required
 "/* 46 */ K_yield,",                # required
 "/* 47 */ K_alloc,",                # depends on memory maps
 "/* 48 */ K_dealloc,",              # depends on memory maps