diff --git a/platformio_override.ini b/platformio_override.ini
new file mode 100644
index 0000000000..7af47a3a9b
--- /dev/null
+++ b/platformio_override.ini
@@ -0,0 +1,7 @@
+; === platformio_override.ini ===
+[env:esp32dev_v4_dmx]
+extends = env:esp32dev
+build_flags =
+  ${common.build_flags}
+  -DWLED_RELEASE_NAME=\"mmwled-dmx\"
+  -D WLED_ENABLE_DMX