diff --git a/src/boards/include/boards/seeed_xiao_rp2350.h b/src/boards/include/boards/seeed_xiao_rp2350.h
index 949d6741..b680847e 100644
--- a/src/boards/include/boards/seeed_xiao_rp2350.h
+++ b/src/boards/include/boards/seeed_xiao_rp2350.h
@@ -140,9 +140,9 @@ pico_board_cmake_set(PICO_PLATFORM, rp2350)
 #define PICO_FLASH_SPI_CLKDIV 4
 #endif
 
-pico_board_cmake_set_default(PICO_FLASH_SIZE_BYTES, (4 * 1024 * 1024))
+pico_board_cmake_set_default(PICO_FLASH_SIZE_BYTES, (2 * 1024 * 1024))
 #ifndef PICO_FLASH_SIZE_BYTES
-#define PICO_FLASH_SIZE_BYTES (4 * 1024 * 1024)
+#define PICO_FLASH_SIZE_BYTES (2 * 1024 * 1024)
 #endif
 
 pico_board_cmake_set_default(PICO_RP2350_A2_SUPPORTED, 1)