diff --git a/test.sh b/test.sh
index f58b78e..c187604 100755
--- a/test.sh
+++ b/test.sh
@@ -95,9 +95,9 @@ rm -rf deb_dist
 # ==============================================================
 tar xzf $SOURCE_TARBALL
 cd $SOURCE_TARBALL_DIR
-which python
-python -c "import sys; print('sys.version',sys.version)"
-python setup.py --command-packages=stdeb.command sdist_dsc
+which python3
+python3 -c "import sys; print('sys.version',sys.version)"
+python3 setup.py --command-packages=stdeb.command sdist_dsc
 cd deb_dist/$DEBSOURCE
 dpkg-buildpackage -rfakeroot -uc -us
 cd ../..