diff --git a/zedboard-fpga-design/src/zedboard.xdc b/zedboard-fpga-design/src/zedboard.xdc
index 243f889..57a66d3 100644
--- a/zedboard-fpga-design/src/zedboard.xdc
+++ b/zedboard-fpga-design/src/zedboard.xdc
@@ -69,3 +69,7 @@ set_property PACKAGE_PIN Y11 [get_ports UART_rxd]
 set_property IOSTANDARD LVCMOS33 [get_ports UART_rxd]
 set_property PACKAGE_PIN AA11 [get_ports UART_txd]
 set_property IOSTANDARD LVCMOS33 [get_ports UART_txd]
+
+# TTC1 Wave Out
+set_property PACKAGE_PIN W12 [get_ports {TTC1_WAVEOUT}]
+set_property IOSTANDARD LVCMOS33 [get_ports {TTC1_WAVEOUT}]
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