Facebook pugin conflict, og:image missing

WordPress version: 3.5
WordPress SEO version: 1.3.3
Facebook plugin: 1.1.8

Running both the WordPress SEO + Facebook plugin works fine except one thing, og:image is omitted. All other OG appear properly.

With Facebook pluging + WordPress SEO the Facebook debugger spits this

Response Code: 206
Fetched URL: http://www.pestaola.gr/facebook-year-in-review/
Canonical URL: http://www.pestaola.gr/facebook-year-in-review/

Open Graph Warnings That Should Be Fixed
Inferred Property: The ‘og:image’ property should be explicitly provided, even if a value can be inferred from other tags.

Disabling the Facebook plugin resolves the issue but that’s not the best solution 🙂 Facebook itself identifies the image with OG data even with Facebook plugin + WordPress SEO.

http://wordpress.org/extend/plugins/wordpress-seo/