diff --git a/packages/react-devtools/CHANGELOG.md b/packages/react-devtools/CHANGELOG.md
index 47c5d992c1262..6ae043731f07f 100644
--- a/packages/react-devtools/CHANGELOG.md
+++ b/packages/react-devtools/CHANGELOG.md
@@ -10,7 +10,7 @@
   <!-- Upcoming changes go here
 </details> -->
 
-## 4.0.0 (release date TBD)
+## 4.0.0 (August 15, 2019)
 
 ### General changes