diff --git a/platformio.ini b/platformio.ini
index aee420e..a4c0cd1 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -3,27 +3,34 @@ description = ESP32 LoRA APRS modem
 default_envs = esp32dev
 
 [env]
-platform = espressif32
+platform = espressif32 @ 5.2.0
 framework = arduino
 monitor_speed = 115200
 board_build.partitions = min_spiffs.csv
+board_build.f_cpu = 80000000L
 upload_protocol = esptool
 lib_deps =
   hideakitai/DebugLog @ 0.6.6
   contrem/arduino-timer @ 2.3.1
   jgromes/RadioLib @ 5.5.0
   rlogiacco/CircularBuffer @ 1.3.3
-platform_packages =
-  platformio/framework-arduinoespressif32 @ 3.20003.220626
+check_tool = cppcheck
+check_flags =
+  cppcheck: --suppress=*:*.pio\* --inline-suppr -DCPPCHECK
+check_skip_packages = yes
 
 [env:esp32dev]
 board = esp32dev
-board_build.f_cpu = 80000000L
-build_flags = 
+build_flags =
   '-D CFG_IS_CLIENT_MODE=true'
 
 [env:esp32dev_igate]
 board = esp32dev
 board_build.f_cpu = 240000000L
-build_flags = 
+build_flags =
   '-D CFG_IS_CLIENT_MODE=false'
+
+[env:ttgo-lora32-v1]
+board = ttgo-lora32-v1
+build_flags =
+  '-D CFG_IS_CLIENT_MODE=true'