diff --git a/app/overlays/ptl/ll_userspace_overlay.conf b/app/overlays/ptl/ll_userspace_overlay.conf
index 8888a66f4c24..53b881320e6f 100644
--- a/app/overlays/ptl/ll_userspace_overlay.conf
+++ b/app/overlays/ptl/ll_userspace_overlay.conf
@@ -36,3 +36,4 @@ CONFIG_SOF_BOOT_TEST_ALLOWED=n
 CONFIG_CROSS_CORE_STREAM=n
 CONFIG_INTEL_ADSP_MIC_PRIVACY=n
 CONFIG_XRUN_NOTIFICATIONS_ENABLE=n
+CONFIG_ZEPHYR_DP_SCHEDULER=n