diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 198b054f99816bac9adb3ab4d62f2eaa8d2a0b75..11fd0e7047c0ffbd5f2cb861af60d3662252c553 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,5 +1,10 @@
 ## Rails 4.0.0 (unreleased) ##
 
+*   It's not possible anymore to destroy a model marked as read only.
+
+    *Johannes Barre*
+
+
 *   Added ability to ActiveRecord::Relation#from to accept other ActiveRecord::Relation objects
 
       Record.from(subquery)
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb
index 4a987c234374c6bb302e291c357f4094a178898c..a1bc39a32d1cc6af8626707d3f24e63c1c54969c 100644
--- a/activerecord/lib/active_record/persistence.rb
+++ b/activerecord/lib/active_record/persistence.rb
@@ -123,6 +123,7 @@ def delete
     # Deletes the record in the database and freezes this instance to reflect
     # that no changes should be made (since they can't be persisted).
     def destroy
+      raise ReadOnlyRecord if readonly?
       destroy_associations
       destroy_row if persisted?
       @destroyed = true
diff --git a/activerecord/test/cases/readonly_test.rb b/activerecord/test/cases/readonly_test.rb
index 39b66b3399ae4c4d0a396c3b5e236e14f9c06f0f..df0399f54867c4544b207d5e81a0c7803c757bf0 100644
--- a/activerecord/test/cases/readonly_test.rb
+++ b/activerecord/test/cases/readonly_test.rb
@@ -23,6 +23,7 @@ def test_cant_save_readonly_record
     end
     assert_raise(ActiveRecord::ReadOnlyRecord) { dev.save  }
     assert_raise(ActiveRecord::ReadOnlyRecord) { dev.save! }
+    assert_raise(ActiveRecord::ReadOnlyRecord) { dev.destroy }
   end