diff --git a/cgroup_sched/framework/process_group/include/sched_policy.h b/cgroup_sched/framework/process_group/include/sched_policy.h
index 5da2793b35282b49b756655cb3574ef528b4081c..46ed6c4a78ee2a5fc047af185d51f7b8949c083b 100644
--- a/cgroup_sched/framework/process_group/include/sched_policy.h
+++ b/cgroup_sched/framework/process_group/include/sched_policy.h
@@ -61,7 +61,7 @@ int SetThreadGroupSchedPolicy(int pid, int policy);
  * @param policy variable to accept return value.
  * @return Return value: 0 for success, or -errno for error.
  */
-int SetThreadSchedPolicy(int pid, int policy);
+int SetThreadSchedPolicy(int tid, int policy);
 
 /**
  * Return the policy associated with the cgroup of thread tid via policy pointer.