diff --git a/ci/Jenkinsfile b/ci/Jenkinsfile
index faa5f5a65eea8582f889b59ef69468234bf6d944..ccec8ee27e4364ffb694b9f2a86c5116b9c5411c 100644
--- a/ci/Jenkinsfile
+++ b/ci/Jenkinsfile
@@ -74,6 +74,7 @@ pipeline {
             docker.build("${env.CI_DOCKER_REGISTRY}/pressure-vessel", '-f src/ci/Dockerfile src/ci').inside("--mount type=tmpfs,destination=/var/cache/apt/archives ${env.CI_DOCKER_OPTIONS}") {
               sh '''
               set -eu
+              mkdir -p /var/cache/apt/archives/partial
               cd src
               meson --prefix="${WORKSPACE}/src/_build/relocatable-install" -Dpython=python3.5 _build
               ninja -C _build