diff --git a/public/astropaper-og.jpg b/public/astropaper-og.jpg
new file mode 100644
index 0000000..3b351f9
Binary files /dev/null and b/public/astropaper-og.jpg differ
diff --git a/public/default-og.png b/public/default-og.png
deleted file mode 100644
index 81e34c2..0000000
Binary files a/public/default-og.png and /dev/null differ
diff --git a/src/config.ts b/src/config.ts
index f3a4017..69a66cf 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -5,7 +5,7 @@ export const SITE = {
   author: "Sat Naing",
   desc: "A minimal, responsive and SEO-friendly Astro blog theme.",
   title: "AstroPaper",
-  ogImage: "default-og.png",
+  ogImage: "astropaper-og.jpg",
   lightAndDarkMode: true,
   postPerPage: 3,
 };
diff --git a/src/contents/customizing-astropaper-theme-color-schemes.md b/src/contents/customizing-astropaper-theme-color-schemes.md
index dd53811..720769e 100644
--- a/src/contents/customizing-astropaper-theme-color-schemes.md
+++ b/src/contents/customizing-astropaper-theme-color-schemes.md
@@ -29,7 +29,7 @@ export const SITE = {
   author: "Sat Naing",
   desc: "A minimal, responsive and SEO-friendly Astro blog theme.",
   title: "AstroPaper",
-  ogImage: "default-og.png",
+  ogImage: "astropaper-og.jpg",
   lightAndDarkMode: true, // true by default
   postPerPage: 3,
 };
diff --git a/src/contents/how-to-configure-astropaper-theme.md b/src/contents/how-to-configure-astropaper-theme.md
index 345c935..89f45f7 100644
--- a/src/contents/how-to-configure-astropaper-theme.md
+++ b/src/contents/how-to-configure-astropaper-theme.md
@@ -29,7 +29,7 @@ export const SITE = {
   author: "Sat Naing",
   desc: "A minimal, responsive and SEO-friendly Astro blog theme.",
   title: "AstroPaper",
-  ogImage: "default-og.png",
+  ogImage: "astropaper-og.jpg",
   lightAndDarkMode: true,
   postPerPage: 3,
 };