diff --git a/lib/worm-scraper.js b/lib/worm-scraper.js
index ccfba17..dba01a3 100644
--- a/lib/worm-scraper.js
+++ b/lib/worm-scraper.js
@@ -136,12 +136,14 @@ function cleanContentEl(el) {
 }
 
 function getNextChapterUrl(rawChapterDoc) {
-  // a[title="Next Chapter"] doesn't always work (e.g. https://parahumans.wordpress.com/2011/09/27/shell-4-2/)
-  // So instead search for the first <a> within the main content area starting with "Next".
+  // a[title="Next Chapter"] doesn't always work. Two different pathologies:
+  // - https://parahumans.wordpress.com/2011/09/27/shell-4-2/
+  // - https://parahumans.wordpress.com/2012/04/21/sentinel-9-6/
+  // So instead search for the first <a> within the main content area starting with "Next", trimmed.
 
   const aEls = rawChapterDoc.querySelectorAll(".entry-content a");
   for (let i = 0; i < aEls.length; ++i) {
-    if (aEls[i].textContent.startsWith("Next")) {
+    if (aEls[i].textContent.trim().startsWith("Next")) {
       return aEls[i].href;
     }
   }