diff --git a/Changelog.md b/Changelog.md
index 95ee6694887..21663bb02b1 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,5 +1,12 @@
 # Motoko compiler changelog
 
+== 0.6.4 (2021-06-12)
+
+* For release builds, the banner (`moc --version`) now includes the release
+  version.
+
+* Fix MacOS release builds (the 0.6.3 tarball for MacOS contained the linux binaries)
+
 == 0.6.3 (2021-06-10)
 
 * Motoko is now open source!