diff --git a/platformio.ini b/platformio.ini
index 70c0d87..9752ef6 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -32,7 +32,7 @@ board = esp32dev
 platform = espressif32@6.8.1
 
 [env:arduino-3]
-platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.04/platform-espressif32.zip
+platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
 ; board = esp32-s3-devkitc-1
 ; board = esp32-c6-devkitc-1
 
@@ -69,7 +69,7 @@ platform = espressif32@6.8.1
 board = ${sysenv.PIO_BOARD}
 
 [env:ci-arduino-3]
-platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.04/platform-espressif32.zip
+platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
 board = ${sysenv.PIO_BOARD}
 
 [env:ci-arduino-310rc1]