Update .travis.yml

texlive ppa doesn't provide support for ubuntu trusty anymore, cause the build to fail.
doxygen · Sep 2, 2017 · 5f028fd · 5f028fd
1 parent 76d2c2f
commit 5f028fd
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,4 @@
+dist: precise
 language: cpp
 compiler:
   - gcc