diff --git a/plat/xilinx/versal/pm_service/pm_api_sys.h b/plat/xilinx/versal/pm_service/pm_api_sys.h
index 04074b1..91d3368 100644
--- a/plat/xilinx/versal/pm_service/pm_api_sys.h
+++ b/plat/xilinx/versal/pm_service/pm_api_sys.h
@@ -24,6 +24,8 @@
 				  uint8_t ack,
 				  unsigned int latency,
 				  unsigned int state);
+enum pm_ret_status pm_req_wakeup(uint32_t target, uint32_t set_address,
+				 uintptr_t address, uint8_t ack);
 enum pm_ret_status pm_request_device(uint32_t device_id, uint32_t capabilities,
 				     uint32_t qos, uint32_t ack);
 enum pm_ret_status pm_release_device(uint32_t device_id);