diff --git a/.travis.yml b/.travis.yml
index 96ad5af..c475c8c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ env:
 
 install:
   - pip install -U https://github.com/platformio/platformio/archive/develop.zip
-  - platformio platform install file://.
+  - pio pkg install --global --platform symlink://.
 
 script:
   - platformio run -d $PLATFORMIO_PROJECT_DIR
diff --git a/appveyor.yml b/appveyor.yml
index deda676..9927caa 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -8,7 +8,7 @@ install:
   - cmd: git submodule update --init --recursive
   - cmd: SET PATH=C:\Python36\Scripts;%PATH%;C:\MinGW\bin
   - cmd: pip3 install -U https://github.com/platformio/platformio/archive/develop.zip
-  - cmd: platformio platform install file://.
+  - cmd: pio pkg install --global --platform symlink://.
 
 test_script:
   - cmd: platformio run -d %PLATFORMIO_PROJECT_DIR%