1 files changed, 1 insertions, 0 deletions
diff --git a/macosx/HBCore.m b/macosx/HBCore.m
index baabcf75d..50b3e6cce 100644
--- a/macosx/HBCore.m
+++ b/macosx/HBCore.m
@@ -92,6 +92,7 @@ static void hb_error_handler(const char *errmsg)
     if (self)
     {
         _name = @"HBCore";
+        _automaticallyPreventSleep = YES;
         _state = HBStateIdle;
         _updateTimerQueue = queue;
         _titles = @[];