diff --git a/release_notes.txt b/release_notes.txt
index 63d46c85..8d43f29f 100644
--- a/release_notes.txt
+++ b/release_notes.txt
@@ -1,3 +1,7 @@
+4.40.4:
+  - Fixed bug with creating maps with values based off keys #1886, #1889
+  - Bumped dependencies
+
 4.40.3:
   - Fixed JSON output issue with empty arrays #1880