diff --git a/.travis.yml b/.travis.yml
index 6640171..f8f5f06 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,3 +3,6 @@ sudo: false
 cache: packages
 warnings_are_errors: true
 cran: http://cran.rstudio.com
+
+env:
+  - VALGRIND_OPTS='--leak-check=full --track-origins-yes'