diff --git a/README.md b/README.md
index b5aa30d..ca54e62 100644
--- a/README.md
+++ b/README.md
@@ -167,9 +167,7 @@ Icon should be "static/fa-icons/google.svg"
 If you want font awesome icons, download "Font Awesome For Desktop" and open svg directory.
 
 ### Google Analytics
-Only works for production environment. You either build your site with variable like
-`HUGO_ENV=production hugo --minify`
-or just put `env: production` to `params` section of config.
+Only works for production environment.
 
 ### Multilingual mode 
 Check config/example usage in [exampleSiteMultilingual](https://github.com/Mitrichius/hugo-theme-anubis/tree/master/exampleSiteMultilingual) directory and documentation on [Hugo site](https://gohugo.io/content-management/multilingual/).
diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 5aaa6cd..8dfcd5c 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -41,7 +41,7 @@
 <meta property="article:tag" content="">
 <meta property="article:publisher" content="https://www.facebook.com/XXX"> -->
 
-{{ if and (.Site.GoogleAnalytics) (or (eq (getenv "HUGO_ENV") "production") (eq .Site.Params.env "production")) }}
+{{ if and (.Site.GoogleAnalytics) (hugo.IsProduction) }}
     {{ template "_internal/google_analytics.html" . }}
 {{ end }}
 
diff --git a/layouts/partials/resource.html b/layouts/partials/resource.html
index 146c902..1ecc5e5 100644
--- a/layouts/partials/resource.html
+++ b/layouts/partials/resource.html
@@ -9,7 +9,7 @@
 
 {{ if $resource }}
     {{ $resource := $resource | resources.ExecuteAsTemplate $targetFilename . }}
-    {{ if eq (getenv "HUGO_ENV") "production" | or (eq .Site.Params.env "production")  }}
+    {{ if hugo.IsProduction }}
         {{ $resource = $resource | resources.Minify }}
     {{ end }}
     {{ $resource = $resource | resources.Fingerprint "sha256" }}
@@ -26,4 +26,4 @@
     {{ else if eq .type "js" }}
         <script src="{{ .filename | absURL }}?rnd={{ now.Unix }}" type="text/javascript" charset="utf-8"></script>
     {{ end }}
-{{ end }}
\ No newline at end of file
+{{ end }}
diff --git a/layouts/robots.txt b/layouts/robots.txt
index 3e78ed8..2e1d1eb 100644
--- a/layouts/robots.txt
+++ b/layouts/robots.txt
@@ -1,7 +1,7 @@
 User-agent: *
-# robotstxt.org - if ENV production variable is false robots will be disallowed.
-{{ if eq (getenv "HUGO_ENV") "production" | or (eq .Site.Params.env "production")  }}
+# robotstxt.org - if environment is not `production` then robots will be disallowed.
+{{ if hugo.IsProduction }}
   Disallow:
 {{ else }}
   Disallow: /
-{{ end }}
\ No newline at end of file
+{{ end }}