diff --git a/.travis.yml b/.travis.yml
index e52453eca6f1012b2ec5ed1150d648dac08af059..e30a17928a97b374a1023777c2623ee9964ef05d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,4 +5,5 @@ compiler:
 env:
   - DEFINES=standard
   - DEFINES=PUGIXML_WCHAR_MODE
+  - DEFINES=PUGIXML_COMPACT
 script: make test defines=$DEFINES -j2