diff --git a/img/markdown-thumb.png b/img/markdown-thumb.png
deleted file mode 100644
index 45fd674..0000000
Binary files a/img/markdown-thumb.png and /dev/null differ
diff --git a/img/markdown.png b/img/markdown.png
deleted file mode 100644
index ba09967..0000000
Binary files a/img/markdown.png and /dev/null differ
diff --git a/img/vimdoc-thumb.png b/img/vimdoc-thumb.png
deleted file mode 100644
index fa51f28..0000000
Binary files a/img/vimdoc-thumb.png and /dev/null differ
diff --git a/img/vimdoc.png b/img/vimdoc.png
deleted file mode 100644
index de240ef..0000000
Binary files a/img/vimdoc.png and /dev/null differ