diff --git a/.travis.yml b/.travis.yml
index c81e97642..9378d6638 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,7 @@ env:
       - PLAT=x86_64
       - UNICODE_WIDTH=32
       - BUILD_DEPENDS=""
-      - TEST_DEPENDS="pytest"
+      - TEST_DEPENDS="pytest pytest-timeout"
 
 language: python
 # Default Python version is usually 3.6