diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 54fc93bed..307b50480 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -31,6 +31,7 @@ Changelog
  * Fix: The wagtailimages module is now compatible with remote storage backends that do not allow reopening closed files
  * Fix: Search no longer crashes when auto-indexing a model that doesn't have an id field (Scot Hacker)
  * Fix: The `wagtailfrontendcache` module's HTTP backend has been rewritten to reliably direct requests to the configured cache hostname
+ * Fix: Resizing single pixel images with the "fill" filter no longer raises "ZeroDivisionError" or "tile cannot extend outside image"
 
 
 1.0 (16.07.2015)
diff --git a/docs/releases/1.1.rst b/docs/releases/1.1.rst
index b37e6c53d..49eda045a 100644
--- a/docs/releases/1.1.rst
+++ b/docs/releases/1.1.rst
@@ -67,6 +67,7 @@ Bug fixes
  * The ``wagtailimages`` module is now compatible with remote storage backends that do not allow reopening closed files
  * Search no longer crashes when auto-indexing a model that doesn't have an ``id`` field
  * The ``wagtailfrontendcache`` module's HTTP backend has been rewritten to reliably direct requests to the configured cache hostname
+ * Resizing single pixel images with the "fill" filter no longer raises "ZeroDivisionError" or "tile cannot extend outside image"
 
 
 Upgrade considerations