diff --git a/src/util.cpp b/src/util.cpp
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -1315,8 +1315,8 @@
 
 int ScheduleBatchPriority() {
 #ifdef SCHED_BATCH
-    const static sched_param param{.sched_priority = 0};
-    if (int ret = pthread_setschedparam(0, SCHED_BATCH, &param)) {
+    const static sched_param param{0};
+    if (int ret = pthread_setschedparam(pthread_self(), SCHED_BATCH, &param)) {
         LogPrintf("Failed to pthread_setschedparam: %s\n", strerror(errno));
         return ret;
     }