diff --git a/roles/calibre-web/README.rst b/roles/calibre-web/README.rst
index 2ae5d5c17..9aacd1556 100644
--- a/roles/calibre-web/README.rst
+++ b/roles/calibre-web/README.rst
@@ -94,21 +94,21 @@ Known Issues
 
 * Trying to access an empty public bookshelf causes a system error.
 
-* It's sometime impossible to set the language of an e-book: `#1040 <https://github.com/iiab/iiab/issues/1040>`_
+* It's sometimes impossible to set the language of an e-book: `#1040 <https://github.com/iiab/iiab/issues/1040>`_
   `janeczku/calibre-web#593 <https://github.com/janeczku/calibre-web/issues/593>`_
 
 * As of August 2018, calibre-web doesn't yet include Calibre's e-book
   conversion functionality (e.g. Calibre 3.27.1 [released 2018-07-06] allows
-  teachers to convert between PDF, epub, txt etc — to permit reading on a wider
-  array client devices and client software).
+  teachers to convert between PDF, EPUB, HTML, TXT etc — to permit reading on a
+  wider array client devices and client software).
 
 * http://192.168.0.x:8083 does not work, as a result of `iptables <https://github.com/iiab/iiab/blob/master/roles/network/templates/gateway/iiab-gen-iptables#L93>`_,
   even when ``services_externally_visible: true``.  This is fixable, but perhaps
-  it's not a priority, as {http://192.168.0.x/books, http://box/books, etc} URL's
-  all work.
+  it's not a priority, as URL's like {http://192.168.0.x/books,
+  http://10.8.0.x/books, http://127.0.0.1/books and http://box/books} all work.
 
 * calibre-web does not currently use version numbers, so glitches might
-  occasionally arise using its master branch.
+  occasionally arise, when changes impact its master branch without warning.
   
 * *Please assist us in reporting serious issues here:*
   https://github.com/janeczku/calibre-web/issues