diff --git a/src/kernel/libroot/os/area.c b/src/kernel/libroot/os/area.c
index 3b31c2ac7a..a4c83ad7b9 100644
--- a/src/kernel/libroot/os/area.c
+++ b/src/kernel/libroot/os/area.c
@@ -9,12 +9,10 @@
 
 
 area_id
-create_area(const char *name, void **start_addr, uint32 addr_spec, size_t size,
+create_area(const char *name, void **address, uint32 addressSpec, size_t size,
 	uint32 lock, uint32 protection)
 {
-	// ToDo: create_area: names don't match, but basic function does.
-	// Little work needed on addr_spec.
-	return sys_vm_create_anonymous_region(name, start_addr, addr_spec, size, lock, protection);
+	return _kern_create_area(name, address, addressSpec, size, lock, protection);
 }
 
 
@@ -45,7 +43,7 @@ area_for(void *addr)
 status_t
 delete_area(area_id id)
 {
-	return sys_vm_delete_region(id);
+	return _kern_delete_area(id);
 }
 
 
diff --git a/src/kernel/libroot/os/syscalls.S b/src/kernel/libroot/os/syscalls.S
index 8da96d76cb..fa9beab8f7 100644
--- a/src/kernel/libroot/os/syscalls.S
+++ b/src/kernel/libroot/os/syscalls.S
@@ -123,10 +123,10 @@ SYSCALL6(sys_stop_watching, 119)
 SYSCALL2(sys_stop_notifying, 120)
 
 /* VM calls */
-SYSCALL6(sys_vm_create_anonymous_region, 29)
+SYSCALL6(_kern_create_area, 29)
 SYSCALL6(sys_vm_clone_region, 30)
 SYSCALL9(sys_vm_map_file, 31)
-SYSCALL1(sys_vm_delete_region, 32)
+SYSCALL1(_kern_delete_area, 32)
 SYSCALL2(sys_vm_get_region_info, 33)
 SYSCALL1(sys_find_region_by_name, 34)
 SYSCALL1(sys_kill_team, 39)