diff --git a/Tag_Flasher/ESP32_Flasher/platformio.ini b/Tag_Flasher/ESP32_Flasher/platformio.ini
index f10f6bb8..e5ad84de 100644
--- a/Tag_Flasher/ESP32_Flasher/platformio.ini
+++ b/Tag_Flasher/ESP32_Flasher/platformio.ini
@@ -13,7 +13,7 @@ platform = espressif32
 framework = arduino
 lib_deps = 
 	https://github.com/MajenkoLibraries/SoftSPI
-		bblanchon/ArduinoJson
+		bblanchon/ArduinoJson@7.1.0
 
 platform_packages = 
 board_build.filesystem = littlefs
@@ -61,4 +61,4 @@ build_src_filter =
 board_build.psram_type=qspi_opi
 board_upload.maximum_size = 4194304
 board_upload.maximum_ram_size = 327680
-board_upload.flash_size = 4MB
\ No newline at end of file
+board_upload.flash_size = 4MB