diff --git a/.travis.yml b/.travis.yml
index e1fad0e..94fc514 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,4 +6,4 @@ compiler:
   - clang
 
 script:
-  - cd moo && ./configure && make
\ No newline at end of file
+  - touch --date="`date`" moo/* moo/*/* && cd moo && ./configure && make
\ No newline at end of file