diff --git a/.travis.yml b/.travis.yml
index 577fbcd..f03eca0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,6 +17,7 @@ install:
   - sudo apt-get --yes --no-install-recommends install qemu-user-static
 before_script:
   - sudo ./prepare-qemu
+  - chmod -R g-w ./
 script:
   - ./build
 after_success: