diff --git a/travis-linux b/travis-linux
index 9d3e226..0258ab9 100755
--- a/travis-linux
+++ b/travis-linux
@@ -5,4 +5,4 @@ sudo apt-get install software-properties-common
 sudo add-apt-repository --yes ppa:george-edison55/cmake-3.x
 sudo apt-get update
 COVERAGE=1 PREBUILT=1 ./make-linux
-./tests/test-all
+COVERAGE=1 ./tests/test-all