diff --git a/keyboards/spiderisland/split78/keymaps/pcm2a/rules.mk b/keyboards/spiderisland/split78/keymaps/pcm2a/rules.mk
new file mode 100644
index 000000000000..ee730a62f82c
--- /dev/null
+++ b/keyboards/spiderisland/split78/keymaps/pcm2a/rules.mk
@@ -0,0 +1,4 @@
+VIA_ENABLE = yes
+MOUSEKEY_ENABLE = yes
+EXTRAKEY_ENABLE = yes
+CONSOLE_ENABLE = no