diff --git a/runloop.c b/runloop.c
index 8ddce7906a..2f5cc09484 100644
--- a/runloop.c
+++ b/runloop.c
@@ -972,7 +972,10 @@ bool runloop_ctl(enum runloop_ctl_state state, void *data)
          break;
       case RUNLOOP_CTL_TASK_INIT:
          {
-            bool threaded_enable = settings->threaded_data_runloop_enable;
+            bool threaded_enable = false;
+#ifdef HAVE_THREADS
+            threaded_enable = settings->threaded_data_runloop_enable;
+#endif
             task_queue_ctl(TASK_QUEUE_CTL_INIT, &threaded_enable);
          }
          break;