diff --git a/tools/test_apps/system/startup/sdkconfig.ci.main_task_cpu1 b/tools/test_apps/system/startup/sdkconfig.ci.main_task_cpu1
new file mode 100644
index 0000000000..341d973ff3
--- /dev/null
+++ b/tools/test_apps/system/startup/sdkconfig.ci.main_task_cpu1
@@ -0,0 +1 @@
+CONFIG_ESP_MAIN_TASK_AFFINITY_CPU1=y