diff --git a/docs/content/showcase/gig.md b/docs/content/showcase/gig.md
index 0a15c8e5c..5ed719844 100644
--- a/docs/content/showcase/gig.md
+++ b/docs/content/showcase/gig.md
@@ -5,7 +5,7 @@ sitelink: http://www.greenitglobe.com/
 tags:
 - company
 - website
-thumbnail: /img/gig.png
+thumbnail: /img/gig.jpg
 title: greenitglobe.com
 ---
 
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index e0ea219a6..3d84184cf 100644
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diff --git a/docs/static/img/fxsitecompat-tn.png b/docs/static/img/fxsitecompat-tn.png
index 25e43bac6..3df542f59 100644
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diff --git a/docs/static/img/gig.jpg b/docs/static/img/gig.jpg
new file mode 100644
index 000000000..0bf1f292d
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diff --git a/docs/static/img/gig.png b/docs/static/img/gig.png
deleted file mode 100644
index 6b2959783..000000000
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diff --git a/docs/static/img/humboldtux-tn.png b/docs/static/img/humboldtux-tn.png
index ca330ae19..202bc43a6 100644
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