diff --git a/ognibuild/tests/test_debian_fix_build.py b/ognibuild/tests/test_debian_fix_build.py
index bcb1421..7cb3eac 100644
--- a/ognibuild/tests/test_debian_fix_build.py
+++ b/ognibuild/tests/test_debian_fix_build.py
@@ -15,6 +15,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
+import os
 import re
 
 from debian.deb822 import Deb822