diff --git a/test/cases/api.sh b/test/cases/api.sh
index 06f4f4b5c..072431a89 100755
--- a/test/cases/api.sh
+++ b/test/cases/api.sh
@@ -101,9 +101,9 @@ export CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 #
 # Set up the database queue
 #
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
   CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
   CONTAINER_RUNTIME=docker
 else
   echo No container runtime found, install podman or docker.
diff --git a/test/cases/aws.sh b/test/cases/aws.sh
index f9acf5b60..fbeb6715f 100755
--- a/test/cases/aws.sh
+++ b/test/cases/aws.sh
@@ -20,9 +20,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/aws_s3.sh b/test/cases/aws_s3.sh
index 5e1634b28..d28ab0a49 100755
--- a/test/cases/aws_s3.sh
+++ b/test/cases/aws_s3.sh
@@ -11,9 +11,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/azure.sh b/test/cases/azure.sh
index 5138ecb8b..ddde74776 100755
--- a/test/cases/azure.sh
+++ b/test/cases/azure.sh
@@ -24,9 +24,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/filesystem.sh b/test/cases/filesystem.sh
index f03564d4a..8d8a889b0 100644
--- a/test/cases/filesystem.sh
+++ b/test/cases/filesystem.sh
@@ -37,7 +37,7 @@ function cleanup_on_exit() {
 trap cleanup_on_exit EXIT
 
 # Workaround the problem that 'image-info' can not read SELinux labels unknown to the host from the image
-OSBUILD_LABEL=$(matchpathcon -n "$(which osbuild)")
+OSBUILD_LABEL=$(matchpathcon -n "$(type -p osbuild)")
 sudo chcon "$OSBUILD_LABEL" /usr/libexec/osbuild-composer-test/image-info
 
 # Build ostree image.
diff --git a/test/cases/gcp.sh b/test/cases/gcp.sh
index 3182848e6..485512f95 100755
--- a/test/cases/gcp.sh
+++ b/test/cases/gcp.sh
@@ -19,9 +19,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/generic_s3.sh b/test/cases/generic_s3.sh
index 6344261ae..4ec8de5bd 100755
--- a/test/cases/generic_s3.sh
+++ b/test/cases/generic_s3.sh
@@ -12,9 +12,9 @@ CONTAINER_MINIO_SERVER="quay.io/minio/minio:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/image_tests.sh b/test/cases/image_tests.sh
index 27270a36e..149bf2f56 100755
--- a/test/cases/image_tests.sh
+++ b/test/cases/image_tests.sh
@@ -97,7 +97,7 @@ run_test_case () {
 cd $WORKING_DIRECTORY
 
 # Workaround the problem that 'image-info' can not read SELinux labels unknown to the host from the image
-OSBUILD_LABEL=$(matchpathcon -n "$(which osbuild)")
+OSBUILD_LABEL=$(matchpathcon -n "$(type -p osbuild)")
 sudo chcon "$OSBUILD_LABEL" /usr/libexec/osbuild-composer-test/image-info
 
 # Run each test case.
diff --git a/test/cases/koji.sh b/test/cases/koji.sh
index 507fff293..11fc0f3a0 100755
--- a/test/cases/koji.sh
+++ b/test/cases/koji.sh
@@ -78,9 +78,9 @@ if [[ "$TEST_TYPE" == "$TEST_TYPE_CLOUD_UPLOAD" ]]; then
     # Container image used for cloud provider CLI tools
     export CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 
-    if which podman 2>/dev/null >&2; then
+    if type -p podman 2>/dev/null >&2; then
         export CONTAINER_RUNTIME=podman
-    elif which docker 2>/dev/null >&2; then
+    elif type -p docker 2>/dev/null >&2; then
         export CONTAINER_RUNTIME=docker
     else
         echo No container runtime found, install podman or docker.
diff --git a/test/cases/oci.sh b/test/cases/oci.sh
index bc0e4cbfb..81aeb7fa9 100755
--- a/test/cases/oci.sh
+++ b/test/cases/oci.sh
@@ -17,9 +17,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 # Provision the software under test.
 /usr/libexec/osbuild-composer-test/provision.sh none
 
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/regression-old-worker-new-composer.sh b/test/cases/regression-old-worker-new-composer.sh
index c269bfd8f..4aa6db0f3 100644
--- a/test/cases/regression-old-worker-new-composer.sh
+++ b/test/cases/regression-old-worker-new-composer.sh
@@ -84,9 +84,9 @@ sudo dnf install -y osbuild-composer-worker podman composer-cli
 # verify the right worker is installed just to be sure
 rpm -q "$DESIRED_WORKER_RPM"
 
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
   CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
   CONTAINER_RUNTIME=docker
 else
   echo No container runtime found, install podman or docker.
diff --git a/test/cases/ubi-wsl.sh b/test/cases/ubi-wsl.sh
index ccc08b0ce..fec9a67da 100755
--- a/test/cases/ubi-wsl.sh
+++ b/test/cases/ubi-wsl.sh
@@ -19,9 +19,9 @@ CONTAINER_IMAGE_CLOUD_TOOLS="quay.io/osbuild/cloud-tools:latest"
 /usr/libexec/osbuild-composer-test/provision.sh none
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.
diff --git a/test/cases/worker-executor.sh b/test/cases/worker-executor.sh
index 5f8947e17..6ccacd3db 100644
--- a/test/cases/worker-executor.sh
+++ b/test/cases/worker-executor.sh
@@ -22,9 +22,9 @@ KEYPAIR=${TEMPDIR}/keypair.pem
 INSTANCE_ID=$(curl -Ls http://169.254.169.254/latest/meta-data/instance-id)
 
 # Check available container runtime
-if which podman 2>/dev/null >&2; then
+if type -p podman 2>/dev/null >&2; then
     CONTAINER_RUNTIME=podman
-elif which docker 2>/dev/null >&2; then
+elif type -p docker 2>/dev/null >&2; then
     CONTAINER_RUNTIME=docker
 else
     echo No container runtime found, install podman or docker.