diff --git a/internal/upload/koji/run-koji-container.sh b/internal/upload/koji/run-koji-container.sh
index fe77376de..efbf305e6 100755
--- a/internal/upload/koji/run-koji-container.sh
+++ b/internal/upload/koji/run-koji-container.sh
@@ -2,36 +2,45 @@
 set -eu
 
 if [ $UID != 0 ]; then
-  echo must be run as root
+  echo This script must be run as root.
   exit 1
 fi
 
+if which podman 2>/dev/null >&2; then
+  CONTAINER_RUNTIME=podman
+elif which docker 2>/dev/null >&2; then
+  CONTAINER_RUNTIME=docker
+else
+  echo No container runtime found, install podman or docker.
+  exit 2
+fi
+
 clean_up () {
     EXIT_CODE=$?
 
     echo "Shutting down containers, please wait..."
 
-    podman stop org.osbuild.koji.koji || true
-    podman rm org.osbuild.koji.koji || true
+    ${CONTAINER_RUNTIME} stop org.osbuild.koji.koji || true
+    ${CONTAINER_RUNTIME} rm org.osbuild.koji.koji || true
 
-    podman stop org.osbuild.koji.postgres || true
-    podman rm org.osbuild.koji.postgres || true
+    ${CONTAINER_RUNTIME} stop org.osbuild.koji.postgres || true
+    ${CONTAINER_RUNTIME} rm org.osbuild.koji.postgres || true
 
-    podman network rm -f org.osbuild.koji || true
+    ${CONTAINER_RUNTIME} network rm -f org.osbuild.koji || true
 
     exit $EXIT_CODE
 }
 
 trap clean_up EXIT
 
-podman network create org.osbuild.koji
-podman run -d --name org.osbuild.koji.postgres --network org.osbuild.koji \
+${CONTAINER_RUNTIME} network create org.osbuild.koji
+${CONTAINER_RUNTIME} run -d --name org.osbuild.koji.postgres --network org.osbuild.koji \
   -e POSTGRES_USER=koji \
   -e POSTGRES_PASSWORD=kojipass \
   -e POSTGRES_DB=koji \
   docker.io/library/postgres:12-alpine
 
-podman run -d --name org.osbuild.koji.koji --network org.osbuild.koji \
+${CONTAINER_RUNTIME} run -d --name org.osbuild.koji.koji --network org.osbuild.koji \
   -p 8080:80 \
   -e POSTGRES_USER=koji \
   -e POSTGRES_PASSWORD=kojipass \