diff --git a/litex_boards/targets/versa_ecp5.py b/litex_boards/targets/versa_ecp5.py
index 98e5cabac2c50d12260bb750d6a579560dc1a448..3164ad15f0d2ab0066e9b630f348ead2f5749231 100755
--- a/litex_boards/targets/versa_ecp5.py
+++ b/litex_boards/targets/versa_ecp5.py
@@ -417,6 +417,12 @@ def main():
     )
     builder = Builder(soc, **builder_argdict(args))
 
+
+    # Flash boot setup
+    flash_boot_adr = soc.mem_map["bmcspiflash"] + 0x800000
+    soc.add_constant("FLASH_BOOT_ADDRESS", flash_boot_adr)
+
+
     soc.set_gateware_dir(builder.gateware_dir)
 
     builder_kargs = trellis_argdict(args) if args.toolchain == "trellis" else {}