diff --git a/platformio.ini b/platformio.ini
index 675814b..09e2b02 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -12,10 +12,7 @@
 platform = espressif32
 board = esp32-c3-devkitm-1
 framework = arduino
-build_flags = 
-	-DARDUINO_USB_CDC_ON_BOOT=1 	
-	-DARDUINO_USB_MODE=1 
-	-DGIT_VERSION=\"3.1.4\"
+build_flags = !echo '-D ARDUINO_USB_CDC_ON_BOOT=1 -D ARDUINO_USB_MODE=1 -D GIT_VERSION=\\"'$(git describe --tags --always --dirty)'\\"'
 board_build.partitions = partitions.csv
 monitor_speed = 115200
 lib_deps =