diff --git a/README.md b/README.md
index 6d4d882daa655e34afeab02b42f202bcf56c52b0..8e90d99885684069df425903ab084bb351d838a1 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,7 @@ pandoc:
     sheetsize: 'a4paper'
     imposition: true
     binder: true
+    covers_dir: assets/covers
 
     flags: '--smart'
     site_flags: '--toc'
@@ -75,6 +76,8 @@ regular jekyll site build.
 
 * `sheetsize` is the page size for ready the print PDF
 
+* `covers_dir` the directory where covers are stored
+
 **IMPORTANT**: As of version 0.1.0 the syntax of the config changed.
 Please upgrade your `_config.yml` accordingly.
 
@@ -91,6 +94,17 @@ image on the epub result.
     cover: images/awesome.png
     ---
 
+For categories or posts without a cover specified, the plugin looks for
+a PNG file inside the `covers_dir` whose file name will be the
+category/post slug.
+
+Since 0.2.0, there's also support for PDF covers.  If you have a PNG
+cover, it will get converted to PDF.  You can also provide a PDF cover
+as long as it's the same file name as the PNG cover.
+
+* Category cover: `assets/covers/the_category_slug.png`
+* PDF cover: `assets/covers/the_slug.pdf`
+
 ### Paper sizes
 
 For PDFs, each article can have a `papersize` and a `sheetsize`.  The
diff --git a/lib/jekyll-pandoc-multiple-formats/version.rb b/lib/jekyll-pandoc-multiple-formats/version.rb
index a47004e3578c9b866af907908d4939117c8dadad..e94d1ee6322f767c7d9b3196cfe5d286b3407adb 100644
--- a/lib/jekyll-pandoc-multiple-formats/version.rb
+++ b/lib/jekyll-pandoc-multiple-formats/version.rb
@@ -1,3 +1,3 @@
 module JekyllPandocMultipleFormats
-  VERSION = '0.2.0'
+  VERSION = '0.2.1'
 end