diff --git a/openfpga_flow/tasks/basic_tests/bus_group/preconfig_testbench_explicit_mapping/config/pin_constraints_dummy.xml b/openfpga_flow/tasks/basic_tests/bus_group/preconfig_testbench_explicit_mapping/config/pin_constraints_dummy.xml
new file mode 100644
index 000000000..9d692672b
--- /dev/null
+++ b/openfpga_flow/tasks/basic_tests/bus_group/preconfig_testbench_explicit_mapping/config/pin_constraints_dummy.xml
@@ -0,0 +1,5 @@
+<pin_constraints>
+  <!-- A dummy pin constraints file
+    -->
+</pin_constraints>
+