diff --git a/debian/rules b/debian/rules
index 039c2ca818076c7ac940c7282812059edda033f6..8ee139f13fdab22101b6a7ee33e8ef85f6a248a6 100755
--- a/debian/rules
+++ b/debian/rules
@@ -83,4 +83,4 @@ override_dh_strip:
 # time
 override_dh_auto_test:
 	export VISP_INPUT_IMAGE_PATH=/usr/share/visp-images-data/ \
-	 && dh_auto_test -- -j1
+	 && dh_auto_test --max-parallel=1