diff --git a/spec/build/bsps/aarch64/xilinx-zynqmp/bspa53lp64.yml b/spec/build/bsps/aarch64/xilinx-zynqmp/bspa53lp64.yml
index 42316db4d3..b63ba5a17f 100644
--- a/spec/build/bsps/aarch64/xilinx-zynqmp/bspa53lp64.yml
+++ b/spec/build/bsps/aarch64/xilinx-zynqmp/bspa53lp64.yml
@@ -17,5 +17,7 @@ links:
   uid: linkcmds_lp64
 - role: build-dependency
   uid: objfdtzynqmp
-source: []
+source:
+- bsps/aarch64/xilinx-zynqmp/start/bspstartecc_hw.c
+- bsps/aarch64/xilinx-zynqmp/start/bspstartecc_zu3eg.c
 type: build