diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d2e0e24..4e15a5ef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,14 +10,14 @@ X.Y.Z Release notes
 * None.
 
 ### Enhancements
-* None.
+* [Sync] Improved performance of changeset parsing.
 
 ### Bug fixes
 * [Sync] Fixed a bug in the build system which prevented OpenSSL to be linked (#1864).
 
 ### Internals
-* Realm Core v5.6.5.
-* Realm Sync v3.7.0.
+* Upgraded to Realm Core v5.7.1.
+* Upgraded to Realm Sync v3.8.0.
 
 
 2.12.0 Release notes (2018-7-3)
diff --git a/dependencies.list b/dependencies.list
index 153b3c3e..6bcab018 100644
--- a/dependencies.list
+++ b/dependencies.list
@@ -1,5 +1,5 @@
 PACKAGE_NAME=realm-js
 VERSION=2.12.0
-REALM_CORE_VERSION=5.6.5
-REALM_SYNC_VERSION=3.7.0
+REALM_CORE_VERSION=5.7.1
+REALM_SYNC_VERSION=3.8.0
 REALM_OBJECT_SERVER_VERSION=3.0.0