diff --git a/.travis.yml b/.travis.yml
index 43c25ed..811cb6f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -71,3 +71,8 @@ deploy:
     skip_cleanup: true
     on:
       branch: master
+
+cache:
+  directories:
+  - .autoconf
+  - $HOME/.m2