runner output not shown on https only site.

the page tries to load the current output over http instead of https which is not allowed for js. (browser is google chrome on linux; GitLab Community Edition 8.9.3 gitlab-ce@5e546d9b4728fc9c9623992a678cbea9eb2098f1)

application-3824466….js:25 Mixed Content: The page at 'https://server/group/project/builds/1591' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'http://server/group/project/builds/1591'. This request has been blocked; the content must be served over HTTPS.