diff --git a/artiq/frontend/artiq_flash.py b/artiq/frontend/artiq_flash.py
index 0f9deb44f..3ccf5aeea 100755
--- a/artiq/frontend/artiq_flash.py
+++ b/artiq/frontend/artiq_flash.py
@@ -190,7 +190,7 @@ def main():
         },
         "sayma": {
             "programmer_factory": ProgrammerSayma,
-            "proxy_bitfile": "bscan_spi_xcku040_sayma.bit",
+            "proxy_bitfile": "bscan_spi_xcku040-sayma.bit",
             "adapters": [],
             "gateware": (0, 0x000000),
             "bios":     (1, 0x000000),