diff --git a/test/scripts/build-travis-deps.sh b/test/scripts/build-travis-deps.sh
index 213b51f6f..b87c65d3e 100755
--- a/test/scripts/build-travis-deps.sh
+++ b/test/scripts/build-travis-deps.sh
@@ -7,6 +7,6 @@ export XTEST_DIR=$TRAVIS_BUILD_DIR/xtest
 
 set -e
 
-meson build/
+meson --prefix=/usr build/
 ninja -C build/ install
 ninja -C build/ test