diff --git a/platformio_tasmota_env32.ini b/platformio_tasmota_env32.ini
index a6c6143b8..9f7214f13 100644
--- a/platformio_tasmota_env32.ini
+++ b/platformio_tasmota_env32.ini
@@ -42,6 +42,7 @@ build_flags             = ${common32.build_flags} -DFIRMWARE_TASMOTA32
 [env:tasmota32solo1]
 extends                 = env:tasmota32_base
 platform_packages       = framework-arduinoespressif32 @ https://github.com/tasmota/arduino-esp32/releases/download/1.0.7/tasmota-arduinoespressif32-solo1-release_v3.3.5.tar.gz
+                          platformio/tool-esptoolpy @ ~1.30100
                           platformio/tool-mklittlefs @ ~1.203.200522
 build_flags             = ${common32.build_flags} -DFIRMWARE_TASMOTA32