diff --git a/crates/api_common/src/request.rs b/crates/api_common/src/request.rs
index ddb2a4551..abf99f670 100644
--- a/crates/api_common/src/request.rs
+++ b/crates/api_common/src/request.rs
@@ -105,7 +105,11 @@ pub fn generate_post_link_metadata(
     }
     // Generate local thumbnail if allowed
     else if allow_generate_thumbnail {
-      match post.url.or(metadata.opengraph_data.image) {
+      match post
+        .url
+        .filter(|_| is_image_post)
+        .or(metadata.opengraph_data.image)
+      {
         Some(url) => generate_pictrs_thumbnail(&url, &context).await.ok(),
         None => None,
       }