diff --git a/platformio.ini b/platformio.ini
index 087dcb6..adb4020 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -3,7 +3,7 @@ description = ESP32 LoRA APRS modem
 default_envs = esp32dev_sx126x_modem
 
 [env]
-platform = espressif32 @ 5.2.0
+platform = espressif32 @ 6.1.0
 framework = arduino
 monitor_speed = 115200
 board_build.partitions = min_spiffs.csv
@@ -11,8 +11,8 @@ 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
+  contrem/arduino-timer @ 3.0.0
+  jgromes/RadioLib @ 5.7.0
   rlogiacco/CircularBuffer @ 1.3.3
 check_tool = cppcheck
 check_flags =