diff --git a/History.md b/History.md
index 6a8a0db..442d523 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,8 @@
 # History of hydra-editor releases
 
+## 4.0.0
+* 2018-04-25: Released after testing
+
 ## 4.0.0.rc1
 * 2018-03-21: Updates HydraEditor::Form.model_attributes. [dchandekstark]
 * 2018-03-21: Replace `Hydra::Presenter#to_model` delegation with `self` [no-reply]
diff --git a/lib/hydra_editor/version.rb b/lib/hydra_editor/version.rb
index 9e892bf..165188b 100644
--- a/lib/hydra_editor/version.rb
+++ b/lib/hydra_editor/version.rb
@@ -1,3 +1,3 @@
 module HydraEditor
-  VERSION = '4.0.0.rc1'.freeze
+  VERSION = '4.0.0'.freeze
 end