diff --git a/sensor/platformio.ini b/sensor/platformio.ini
index 301e005..8915d1e 100644
--- a/sensor/platformio.ini
+++ b/sensor/platformio.ini
@@ -26,13 +26,15 @@ build_flags=
 	-DCORE_DEBUG_LEVEL=2	
 monitor_filters = esp32_exception_decoder
 
+[esp32]
+platform = espressif32@~6.3.2
 
 [env:wemos_d1_mini32]
-platform = espressif32
+platform = ${esp32.platform}
 board = wemos_d1_mini32
 
 [env:remote_wemos_d1_mini32]
-platform = espressif32
+platform = ${esp32.platform}
 board = wemos_d1_mini32
 upload_protocol = espota
 upload_port = hottub-sensor
@@ -47,7 +49,7 @@ upload_flags =
 ; platform = espressif8266
 
 [env:t-rsc3] ; Lilygo T-RSC3
-platform = espressif32
+platform = ${esp32.platform}
 board = esp32-c3-devkitm-1
 lib_deps = 
 	${env.lib_deps}
@@ -59,5 +61,5 @@ build_flags =
  -DtubUART=UART_NUM_1
 
 [env:pico32]
-platform = espressif32
+platform = ${esp32.platform}
 board = pico32