diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 53e7720e4..3d88577df 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -10,6 +10,7 @@ Changelog
  * Fix: FieldBlocks in StreamField now call the field's `prepare_value` method (Tim Heap)
  * Fix: Initial disabled state of InlinePanel add button is now set correctly on non-default tabs (Matthew Downey)
  * Fix: Redirects with unicode characters now work (Rich Brennan)
+ * Fix: Prevent explorer view from crashing when page model definitions are missing, allowing the offending pages to be deleted (Matt Westcott)
 
 
 1.11 (30.06.2017)
diff --git a/docs/releases/1.12.rst b/docs/releases/1.12.rst
index d2913747f..7f04f6550 100644
--- a/docs/releases/1.12.rst
+++ b/docs/releases/1.12.rst
@@ -30,6 +30,7 @@ Bug fixes
  * FieldBlocks in StreamField now call the field's ``prepare_value`` method (Tim Heap)
  * Initial disabled state of InlinePanel add button is now set correctly on non-default tabs (Matthew Downey)
  * Redirects with unicode characters now work (Rich Brennan)
+ * Prevent explorer view from crashing when page model definitions are missing, allowing the offending pages to be deleted (Matt Westcott)
 
 
 Upgrade considerations