diff --git a/.travis.yml b/.travis.yml
index ffc66da..befe666 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,6 +13,7 @@ d:
  - ldc-beta
 
 before_install:
+  - pyenv global system 3.6
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install ninja python3; fi
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then pip3 install meson; fi