diff --git a/src/util.cpp b/src/util.cpp
index 393cc413d..3043f6b9a 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -1065,7 +1065,7 @@ int ScheduleBatchPriority(void)
 {
 #ifdef SCHED_BATCH
     const static sched_param param{.sched_priority = 0};
-    if (int ret = pthread_setschedparam(0, SCHED_BATCH, &param)) {
+    if (int ret = pthread_setschedparam(pthread_self(), SCHED_BATCH, &param)) {
         LogPrintf("Failed to pthread_setschedparam: %s\n", strerror(errno));
         return ret;
     }