diff --git a/Makefile b/Makefile
index cbc2c0e..69b388a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 SRC := ./BuildSourceImage.sh
 CTR_IMAGE := localhost/containers/buildsourceimage
 CTR_ENGINE ?= podman
+BATS_OPTS ?=
 cleanfiles =
 # these are packages whose src.rpms are very small
 srpm_urls = \
@@ -9,6 +10,9 @@ srpm_urls = \
 	https://archive.kernel.org/centos-vault/7.0.1406/os/Source/SPackages/centos-bookmarks-7-1.el7.src.rpm
 srpms = $(addprefix ./.testprep/srpms/,$(notdir $(rpms)))
 
+export CTR_IMAGE
+export CTR_ENGINE
+
 all: validate
 
 validate: .validate
@@ -35,7 +39,7 @@ cleanfiles += .testprep $(srpms)
 test-integration: .build-container .testprep
 	@echo
 	@echo "==> Running integration tests"
-	CTR_IMAGE=$(CTR_IMAGE) CTR_ENGINE=$(CTR_ENGINE) TMPDIR=$(shell realpath .testprep/tmp) bats test/
+	TMPDIR=$(shell realpath .testprep/tmp) bats $(BATS_OPTS) test/
 
 
 clean:
diff --git a/test/01-from_rpms.bats b/test/01-from_rpms.bats
index d50f64d..07aa5d3 100644
--- a/test/01-from_rpms.bats
+++ b/test/01-from_rpms.bats
@@ -7,19 +7,19 @@ load helpers
 	d=$(mktemp -d)
 	echo "temporary directory: ${d}"
 
-	run_ctr -v $(pwd)/.testprep/srpms/:/src:ro -v ${d}:/output/ $CTR_IMAGE -s /src 
+	run_ctr -v $(pwd)/.testprep/srpms/:/src:ro --mount type=bind,source=${d},destination=/output $CTR_IMAGE -s /src
 	[ "$status" -eq 0 ]
 	[[ ${lines[0]} =~ "[SrcImg][INFO] calling source collection drivers" ]]
 	# get the number of the last line
 	n=$(expr ${#lines[@]} - 1)
 	[[ ${lines[${n}]} =~ "[SrcImg][INFO] copied to oci:/output:latest-source" ]]
-	
+
 	echo "${d}"
 	[ -f "${d}/index.json" ]
 	[ -f "${d}/oci-layout" ]
 	[ "$(du -b ${d}/index.json | awk '{ print $1 }')" -gt 0 ]
 	[ "$(du -b ${d}/oci-layout | awk '{ print $1 }')" -gt 0 ]
-	
+
 	# let's press that the files are predictable
 	[ "$(find ${d} -type f | wc -l)" -eq 7 ]
 	[ -f "${d}/blobs/sha256/3afb43699ea82a69b16efb215363604d9e4ffe16c9ace7e53df66663847309cf" ]
@@ -32,7 +32,7 @@ load helpers
 	d=$(mktemp -d)
 	echo "temporary directory: ${d}"
 
-	run_ctr -v $(pwd)/.testprep/srpms/:/src:ro -v ${d}:/output/ $CTR_IMAGE -s /src -p oci:/output/pushed-image:latest-source
+	run_ctr -v $(pwd)/.testprep/srpms/:/src:ro --mount type=bind,source=${d},destination=/output $CTR_IMAGE -s /src -p oci:/output/pushed-image:latest-source
 	[ "$status" -eq 0 ]
 
 	run ls ${d}/pushed-image
diff --git a/test/02-from_image_ref.bats b/test/02-from_image_ref.bats
index 3925456..38ce66c 100644
--- a/test/02-from_image_ref.bats
+++ b/test/02-from_image_ref.bats
@@ -8,7 +8,7 @@ load helpers
     echo "temporary directory: ${d}"
 
     ref="registry.fedoraproject.org/fedora-minimal"
-	run_ctr -v ${d}:/output/ $CTR_IMAGE -i "${ref}"
+	run_ctr --mount type=bind,source=${d},destination=/output $CTR_IMAGE -i "${ref}"
 	[ "$status" -eq 0 ]
 	#echo ${lines[@]}
 	[[ ${lines[0]} =~ "Getting image source signatures" ]]