diff --git a/artiq/gateware/targets/sayma_amc.py b/artiq/gateware/targets/sayma_amc.py
index 6f34e8663..fd389f8e4 100755
--- a/artiq/gateware/targets/sayma_amc.py
+++ b/artiq/gateware/targets/sayma_amc.py
@@ -194,7 +194,7 @@ class Standalone(MiniSoC, AMPSoC):
             slave_fpga_cfg.init_b,
             slave_fpga_cfg.program_b,
         ])
-        # self.csr_devices.append("slave_fpga_cfg")
+        self.csr_devices.append("slave_fpga_cfg")
         self.config["SLAVE_FPGA_GATEWARE"] = 0x200000
 
         # AMC/RTM serwb