Upgrade stack

diff --git a/.travis.yml b/.travis.yml
index adbb59f2fca381c63a18de131154179b643d3a52..f3737ff7a6e9dcf550056612cbc86ff5d8074d07 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ before_install:
   - mkdir -p ~/.local/bin
   - export PATH=$HOME/.local/bin:$PATH
   - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then choco install haskell-stack nodejs; fi
+  - stack upgrade # apt dist lags behind
   - mkdir -p haskell-ide-engine
   - cd $HOME/haskell-ide-engine
   - git init