diff --git a/platformio.ini b/platformio.ini
index 5aaa63d..76d4fec 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -10,13 +10,13 @@
 
 [libraries]
 json = ArduinoJson@6.18.3
-ble = https://github.com/h2zero/NimBLE-Arduino.git#1.3.3
-decoder = TheengsDecoder@1.7.8
+ble = https://github.com/h2zero/NimBLE-Arduino.git#1.3.8
+theengs = TheengsDecoder@1.7.8
 ntp = NTPClient@^3.2.1
 qr = ESP32QRCodeReader
 
 [env:esp32cam]
-platform = espressif32
+platform = espressif32@6.4.0
 board = esp32cam
 framework = arduino
 ; monitor flags
@@ -29,6 +29,6 @@ build_flags = -D READ_WIFI_QR_CODE ; flag to add support for QR codes
 lib_deps =
   ${libraries.json}
   ${libraries.ble}
-  ${libraries.decoder}
+  ${libraries.theengs}
   ${libraries.ntp}
   ${libraries.qr}
\ No newline at end of file