diff --git a/postgres-protocol/CHANGELOG.md b/postgres-protocol/CHANGELOG.md
index 5d9cecd0..d84f29de 100644
--- a/postgres-protocol/CHANGELOG.md
+++ b/postgres-protocol/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change Log
 
+## v0.6.4 - 2022-04-03
+
+### Added
+
+* Added parsing support for `ltree`, `lquery`, and `ltxtquery`.
+
 ## v0.6.3 - 2021-12-10
 
 ### Changed