diff --git a/.env.sample b/.env.sample
index 4ae9d07..e61fd6b 100644
--- a/.env.sample
+++ b/.env.sample
@@ -6,4 +6,5 @@
 PUBLIC_AUTHOR=Your Name
 PUBLIC_SITE_DESC=A minimal, responsive and SEO-friendly Astro blog theme.
 PUBLIC_SITE_TITLE=AstroPaper
-PUBLIC_OG_IMAGE=og-default.png
\ No newline at end of file
+PUBLIC_OG_IMAGE=og-default.png
+PUBLIC_POST_PER_PAGE=3
\ No newline at end of file