fix travis rgl build issue

natverse · Aug 8, 2019 · 41f6380 · 41f6380
1 parent a4c4a23
commit 41f6380
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,9 @@
 language: r
 sudo: required
+addons:
+  apt:
+    packages:
+    - libglu1-mesa-dev
 cache:
   packages: true
   directories: