diff --git a/tests/setup-lcov.sh b/tests/setup-lcov.sh
index 16180736f4..0d1861fc92 100644
--- a/tests/setup-lcov.sh
+++ b/tests/setup-lcov.sh
@@ -18,7 +18,7 @@ function install_lcov() {
     echo -e "\nInstalling..."
     local version=$1
     cd lcov-${version}
-    sudo make install
+    sudo make uninstall && sudo make install
     cd ..
     echo "lcov version ${version} installed."
 }