diff --git a/platformio.ini b/platformio.ini
index ee68b263f..3d4a83264 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -399,10 +399,10 @@ build_unflags = ${common.build_unflags}
 lib_deps = ${esp32c3.lib_deps}
 
 [env:esp32s3dev_8MB]
-;; ESP32-S3-DevKitC-1 development board, with 8MB FLASH, no PSRAM
+;; ESP32-S3-DevKitC-1 development board, with 8MB FLASH, no PSRAM (flash_mode = qio)
 board = esp32-s3-devkitc-1
 platform = espressif32@5.1.1
-platform_packages = platformio/framework-arduinoespressif32@3.20004.220825
+platform_packages =
 upload_speed = 921600
 build_unflags = ${common.build_unflags}
 build_flags =  ${common.build_flags} ${esp32s3.build_flags} -D CONFIG_LITTLEFS_FOR_IDF_3_2 -D WLED_WATCHDOG_TIMEOUT=0 -D ARDUINO_USB_MODE=1 -D ARDUINO_USB_CDC_ON_BOOT=0 -D ARDUINO_USB_MSC_ON_BOOT=0
@@ -412,6 +412,23 @@ board_build.f_flash = 80000000L
 board_build.flash_mode = qio
 monitor_filters = esp32_exception_decoder
 
+[env:esp32s3dev_8MB_PSRAM]
+;; ESP32-TinyS3 development board, with 8MB FLASH and 8MB PSRAM (memory_type = qspi_opi)
+board = esp32-tinys3
+platform = espressif32@5.2.0
+platform_packages =
+upload_speed = 921600
+build_unflags = ${common.build_unflags}
+build_flags =  ${common.build_flags} ${esp32s3.build_flags} 
+  -D CONFIG_LITTLEFS_FOR_IDF_3_2 -D WLED_WATCHDOG_TIMEOUT=0 -D ARDUINO_USB_MODE=1 -D ARDUINO_USB_CDC_ON_BOOT=0 -D ARDUINO_USB_MSC_ON_BOOT=0
+  ; -D WLED_RELEASE_NAME=ESP32-S3_PSRAM
+  -D WLED_USE_PSRAM
+lib_deps = ${esp32s3.lib_deps}
+board_build.partitions = tools/WLED_ESP32_8MB.csv
+board_build.f_flash = 80000000L
+board_build.flash_mode = qio
+monitor_filters = esp32_exception_decoder
+
 [env:esp8285_4CH_MagicHome]
 board = esp8285
 platform = ${common.platform_wled_default}