diff --git a/quartz/plugins/emitters/ogImage.tsx b/quartz/plugins/emitters/ogImage.tsx
index 48ca16972..dfb3da22e 100644
--- a/quartz/plugins/emitters/ogImage.tsx
+++ b/quartz/plugins/emitters/ogImage.tsx
@@ -125,7 +125,7 @@ export const CustomOgImages: QuartzEmitterPlugin<Partial<SocialImageOptions>> =
         content
           .filter(
             ([_tree, vfile]) =>
-              vfile.data.frontmatter?.socialImage !== undefined &&
+              vfile.data.frontmatter?.socialImage === undefined &&
               vfile.data.filePath !== undefined,
           )
           .map(([_tree, vfile]) => processOgImage(ctx, vfile.data, fonts, fullOptions)),