1 files changed, 1 insertions, 0 deletions
diff --git a/.travis.yml b/.travis.yml
index b1210c6a..e64c9dca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,6 +15,7 @@ r_packages:
   - nlme
   - devtools
   - covr
+  - vdiffr
 r_github_packages:
   - saemixdevelopment/saemixextension@master
 script: