diff --git a/ChangeLog b/ChangeLog
index 01d9a6a..051ccbd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 newsreader-faq 2.6.9 (unreleased)
   * Add WinVM (thanks to Peter Heirich for the links).
   * Small text changes.
+  * Change all piology.org URLs to Wayback Machine.
 
 newsreader-faq 2.6.8 (2021-12-11)
   * Update table (remove Python, add Android).
diff --git a/newsreader-faq b/newsreader-faq
index 666bd69..f1f6612 100644
--- a/newsreader-faq
+++ b/newsreader-faq
@@ -777,7 +777,8 @@ Mozilla:
 
     Mozilla-FAQ.
 
-  * <http://piology.org/SeaMonkey/format-flawed.html> (deutsch)
+  * <https://web.archive.org/web/20220328080227/http://piology.org/SeaMonkey/format-flawed.html>
+    (deutsch)
 
     Erklärung von format=flowed und dessen Effekte in SeaMonkey.
 
@@ -962,7 +963,8 @@ XanaNews:
 
     Fup2-FAQ: Antworten umleiten in andere Newsgruppe oder an Poster.
 
-  * <http://piology.org/news/> (deutsch)
+  * <https://web.archive.org/web/20230326142632/http://piology.org/news/>
+    (deutsch)
 
     Einführung in das Usenet.