diff --git a/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_0.tcl b/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_0.tcl
index e262bc6c9..437c6aa1d 100644
--- a/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_0.tcl
+++ b/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_0.tcl
@@ -4,7 +4,7 @@ create_ip -name cmac_usplus -vendor xilinx.com -library ip -module_name cmac_usp
 set_property -dict [list \
     CONFIG.CMAC_CAUI4_MODE {1} \
     CONFIG.NUM_LANES {4x25} \
-    CONFIG.GT_REF_CLK_FREQ {161.1328125} \
+    CONFIG.GT_REF_CLK_FREQ {156.25} \
     CONFIG.USER_INTERFACE {AXIS} \
     CONFIG.GT_DRP_CLK {125} \
     CONFIG.TX_FLOW_CONTROL {0} \
diff --git a/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_1.tcl b/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_1.tcl
index 4148080d9..6382eeb65 100644
--- a/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_1.tcl
+++ b/fpga/mqnic/VCU118/fpga_100g/ip/cmac_usplus_1.tcl
@@ -4,7 +4,7 @@ create_ip -name cmac_usplus -vendor xilinx.com -library ip -module_name cmac_usp
 set_property -dict [list \
     CONFIG.CMAC_CAUI4_MODE {1} \
     CONFIG.NUM_LANES {4x25} \
-    CONFIG.GT_REF_CLK_FREQ {161.1328125} \
+    CONFIG.GT_REF_CLK_FREQ {156.25} \
     CONFIG.USER_INTERFACE {AXIS} \
     CONFIG.GT_DRP_CLK {125} \
     CONFIG.TX_FLOW_CONTROL {0} \