Confused about multilang parameters (site.Params) in new 0.112.3

I had a similar encounter. What I did was to switch to .Site.Params instead of site.Params.

So now my language selectors are something like this:

<a href="{{ .Permalink }}" lang="{{ .Site.LanguageCode }}" class="translation-active" title="{{ .Site.Language.LanguageName }}"><span class="lang-flag-large">{{ .Site.Params.languageFlag }}</span></a>

{{ if .IsTranslated }}
  {{ range .Translations }}
    <a href="{{ .Permalink }}" lang="{{ .Site.LanguageCode }}" class="translation-alt" title="{{ .Site.Language.LanguageName }}" rel="alternate"><span class="lang-flag-large">{{ .Site.Params.languageFlag }}</span></a>
  {{ end }}
{{ else }}
  {{ range .Site.Languages }}
    {{ if ne .Lang $.Site.Language.Lang }}
      <span class="translation-none lang-flag-large" title="{{ .LanguageName }}">{{ $.Site.Params.languageFlag }}</span>
    {{ end }}
  {{ end }}
{{ end }}