diff --git a/.travis.yml b/.travis.yml
index 486306e..f3029f2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,8 +14,8 @@ install:
 script:
   - sudo useradd adminbot -G sudo -p '$1$PBkf5waA$n9EV6WJ7PS6lyGWkgeTPf1'
   - sudo useradd userbot -G users -p '$1$PBkf5waA$n9EV6WJ7PS6lyGWkgeTPf1'
-  - sudo usermod -a -G shadow $USER
-  - sudo -E su $USER -c 'py.test --cov-report xml --cov=certidude tests/'
+  - sudo chmod 755 /etc/shadow
+  - py.test --cov-report xml --cov=certidude tests/
 cache:
   directories:
     - $HOME/.cache/pip