diff --git a/boards/uniboard2c/designs/unb2c_test/unb2c_test.fpga.yaml b/boards/uniboard2c/designs/unb2c_test/unb2c_test.fpga.yaml
index 0c7f07d961f8ea77e4da22f3a53b55003d482881..52079ec548029f726c6dd31f361e7db65f14c929 100644
--- a/boards/uniboard2c/designs/unb2c_test/unb2c_test.fpga.yaml
+++ b/boards/uniboard2c/designs/unb2c_test/unb2c_test.fpga.yaml
@@ -128,8 +128,8 @@ peripherals:
     peripheral_group: eth1
     mm_port_names:
       - AVS_ETH_1_TSE
-      - AVS_ETH_1_REG  # not used for eth_stream
-      - AVS_ETH_1_RAM  # not used for eth_stream
+      - AVS_ETH_1_REG_NOT_USED  # not used for eth_stream
+      - AVS_ETH_1_RAM_NOT_USED  # not used for eth_stream
 
   - peripheral_name: diag/diag_block_gen
     peripheral_group: eth1_tx