diff --git a/website/siteConfig.js b/website/siteConfig.js
index c287c796ca3a..5a361a96246b 100644
--- a/website/siteConfig.js
+++ b/website/siteConfig.js
@@ -245,11 +245,6 @@ const users = [
     image: '/jest/img/logos/xing.png',
     infoLink: 'https://www.xing.com/',
   },
-  {
-    caption: 'Yammer',
-    image: '/jest/img/logos/yammer.png',
-    infoLink: 'https://www.yammer.com/',
-  },
 ];
 
 const siteConfig = {
diff --git a/website/static/img/logos/yammer.png b/website/static/img/logos/yammer.png
deleted file mode 100644
index b02ff2c84956..000000000000
Binary files a/website/static/img/logos/yammer.png and /dev/null differ