diff --git a/tests/board_samples/kicad_6/light_control_diff.kicad_pro b/tests/board_samples/kicad_6/light_control_diff.kicad_pro
new file mode 120000
index 00000000..7753e9b4
--- /dev/null
+++ b/tests/board_samples/kicad_6/light_control_diff.kicad_pro
@@ -0,0 +1 @@
+light_control.kicad_pro
\ No newline at end of file
diff --git a/tests/board_samples/kicad_7/light_control_diff.kicad_pro b/tests/board_samples/kicad_7/light_control_diff.kicad_pro
new file mode 120000
index 00000000..7753e9b4
--- /dev/null
+++ b/tests/board_samples/kicad_7/light_control_diff.kicad_pro
@@ -0,0 +1 @@
+light_control.kicad_pro
\ No newline at end of file
diff --git a/tests/board_samples/kicad_8/light_control_diff.kicad_pro b/tests/board_samples/kicad_8/light_control_diff.kicad_pro
new file mode 120000
index 00000000..7753e9b4
--- /dev/null
+++ b/tests/board_samples/kicad_8/light_control_diff.kicad_pro
@@ -0,0 +1 @@
+light_control.kicad_pro
\ No newline at end of file