diff --git a/_includes/analytics.html b/_includes/analytics.html
new file mode 100644
index 0000000..66fe9c5
Binary files /dev/null and b/_includes/analytics.html differ
diff --git a/_layouts/default.html b/_layouts/default.html
index 58e141b..a456e98 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -15,6 +15,9 @@
{%- include footer.html -%}
+ {%- if jekyll.environment == 'production' -%}
+ {%- include analytics.html -%}
+ {%- endif -%}