diff --git a/content/posts/2019-12.md b/content/posts/2019-12.md
index 0ea215985..c8ae257c4 100644
--- a/content/posts/2019-12.md
+++ b/content/posts/2019-12.md
@@ -107,4 +107,10 @@ COPY 48
 - Altmetric responded to my question about [the WLE item](https://hdl.handle.net/10568/97087) that has a lower score than its DOI
   - They say that they will "reprocess" the item "before Christmas"
 
+## 2019-12-11
+
+- Post [message to Yammer about good practices for thumbnails on CGSpace](https://www.yammer.com/dspacedevelopers/#/Threads/show?threadId=454830191804416)
+  - On the topic of thumbnails, I'm thinking we might want to force regenerate all PDF thumbnails on CGSpace since we upgraded it to Ubuntu 18.04 and got a new ghostscript...
+- More discussion about report formats for AReS
+
 <!-- vim: set sw=2 ts=2: -->
diff --git a/docs/2019-12/index.html b/docs/2019-12/index.html
index 37c58dc49..8ad08393a 100644
--- a/docs/2019-12/index.html
+++ b/docs/2019-12/index.html
@@ -24,7 +24,7 @@ Make sure all packages are up to date and the package manager is up to date, the
 <meta property="og:type" content="article" />
 <meta property="og:url" content="https://alanorth.github.io/cgspace-notes/2019-12/" />
 <meta property="article:published_time" content="2019-12-01T11:22:30+02:00" />
-<meta property="article:modified_time" content="2019-12-09T15:30:15+02:00" />
+<meta property="article:modified_time" content="2019-12-09T19:18:51+02:00" />
 
 <meta name="twitter:card" content="summary"/>
 <meta name="twitter:title" content="December, 2019"/>
@@ -53,9 +53,9 @@ Make sure all packages are up to date and the package manager is up to date, the
   "@type": "BlogPosting",
   "headline": "December, 2019",
   "url": "https:\/\/alanorth.github.io\/cgspace-notes\/2019-12\/",
-  "wordCount": "617",
+  "wordCount": "666",
   "datePublished": "2019-12-01T11:22:30+02:00",
-  "dateModified": "2019-12-09T15:30:15+02:00",
+  "dateModified": "2019-12-09T19:18:51+02:00",
   "author": {
     "@type": "Person",
     "name": "Alan Orth"
@@ -237,6 +237,15 @@ COPY 48
 </ul>
 </li>
 </ul>
+<h2 id="20191211">2019-12-11</h2>
+<ul>
+<li>Post <a href="https://www.yammer.com/dspacedevelopers/#/Threads/show?threadId=454830191804416">message to Yammer about good practices for thumbnails on CGSpace</a>
+<ul>
+<li>On the topic of thumbnails, I'm thinking we might want to force regenerate all PDF thumbnails on CGSpace since we upgraded it to Ubuntu 18.04 and got a new ghostscript&hellip;</li>
+</ul>
+</li>
+<li>More discussion about report formats for AReS</li>
+</ul>
 <!-- raw HTML omitted -->
 
   
diff --git a/docs/sitemap.xml b/docs/sitemap.xml
index 5da478301..8de2ba7df 100644
--- a/docs/sitemap.xml
+++ b/docs/sitemap.xml
@@ -4,27 +4,27 @@
   
   <url>
     <loc>https://alanorth.github.io/cgspace-notes/categories/</loc>
-    <lastmod>2019-12-09T15:30:15+02:00</lastmod>
+    <lastmod>2019-12-09T19:18:51+02:00</lastmod>
   </url>
   
   <url>
     <loc>https://alanorth.github.io/cgspace-notes/</loc>
-    <lastmod>2019-12-09T15:30:15+02:00</lastmod>
+    <lastmod>2019-12-09T19:18:51+02:00</lastmod>
   </url>
   
   <url>
     <loc>https://alanorth.github.io/cgspace-notes/2019-12/</loc>
-    <lastmod>2019-12-09T15:30:15+02:00</lastmod>
+    <lastmod>2019-12-09T19:18:51+02:00</lastmod>
   </url>
   
   <url>
     <loc>https://alanorth.github.io/cgspace-notes/categories/notes/</loc>
-    <lastmod>2019-12-09T15:30:15+02:00</lastmod>
+    <lastmod>2019-12-09T19:18:51+02:00</lastmod>
   </url>
   
   <url>
     <loc>https://alanorth.github.io/cgspace-notes/posts/</loc>
-    <lastmod>2019-12-09T15:30:15+02:00</lastmod>
+    <lastmod>2019-12-09T19:18:51+02:00</lastmod>
   </url>
   
   <url>