diff --git a/.travis.yml b/.travis.yml
index 617de0e..3c788b4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ language: c
 env:
  global: 
    - ESP32TOOLS=/home/travis/.arduino15/packages/esp32/hardware/esp32/1.0.2/tools
+   - MKSPIFFS=/home/travis/.arduino15/packages/esp32/tools/mkspiffs/0.2.3/mkspiffs
 before_install:
   - "/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_1.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :1 -ac -screen 0 1280x1024x16"
   - sleep 3
@@ -27,10 +28,9 @@ install:
   - ln -s $PWD/libraries/SondeLib /usr/local/share/arduino/libraries/SondeLib
   - ln -s $PWD/libraries/SX1278FSK /usr/local/share/arduino/libraries/SX1278FSK
   - arduino --install-library "U8g2"
-  - find /home/travis/.arduino15
 script:
   - arduino --board esp32:esp32:ttgo-lora32-v1 --verify $PWD/RX_FSK/RX_FSK.ino --verbose | tail -3 | head -1 | awk '{print $NF}' > $PWD/code.bin
-  - $PWD/scripts/makespiffs $ESP32TOOLS $PWD/RX_FSK/data $PWD/spiffs.bin
+  - $MKSPIFFS -c $PWD/RX_FSK/data -b 4096 -p 256 -s 1503232 $PWD/spiffs.bin
   - $PWD/scripts/makeimage.py $ESP32TOOLS $PWD/code.bin $PWD/spiffs.bin $PWD/out.bin
 notifications:
   email: