diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ebeda9ea..1b304ec8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+- [PR-387](https://github.com/itk-dev/os2loop/pull/387)
+  Disabled caching of error pages
 - [PR-385](https://github.com/itk-dev/os2loop/pull/385)
   Cleaned up OpenID Connect settings and removed some obsolete custom settings
 - [PR-384](https://github.com/itk-dev/os2loop/pull/384)
diff --git a/web/sites/default/settings.php b/web/sites/default/settings.php
index e0e2ce8cc..664dfb262 100644
--- a/web/sites/default/settings.php
+++ b/web/sites/default/settings.php
@@ -439,7 +439,7 @@
  * of client error responses set the value to 0. Currently applies only to
  * page_cache module.
  */
-# $settings['cache_ttl_4xx'] = 3600;
+$settings['cache_ttl_4xx'] = 0;
 
 /**
  * Expiration of cached forms.