diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2338fb2..08f84e74 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-2.3.0 Release notes (2018-2-13)
+2.3.0 Release notes (2018-2-19)
 =============================================================
 ### Breaking changes
 * Sync protocol changed to version 24.
@@ -15,13 +15,40 @@
   - Any number of sort/distinct conditions can be indicated, they will be applied in the specified order.
   - Sort or distinct cannot operate independently, these conditions must be attached to at least one query filter.
 
+### Internal
+* Updated to Realm Core 5.2.0.
+* Updated to Realm Sync 3.0.0-beta.5.
+* Tested against Realm Object Server 3.0.0-alpha.2.
+
+2.2.8 Release notes (2018-2-13)
+=============================================================
+### Breaking changes
+* None.
+
+### Enhancements
+* [Object Server] For OpenSSL, the sync client includes a fixed list of certificates in its SSL certificate verification besides the default trust store in the case where the user is not specifying its own trust certificates or callback.
+
 ### Bug fixes
 * None.
 
 ### Internal
-* Updated to Realm Core 5.2.0.
-* Updated to Realm Sync 3.0.0-beta.3.
-* Tested against Realm Object Server 3.0.0-alpha.2.
+* Updated to Realm Sync 2.2.10.
+
+
+2.2.7 Release notes (2018-2-6)
+=============================================================
+### Breaking changes
+* None.
+
+### Enhancements
+* [Object Server] Wait for pending notifications to complete when removing a sync listener (#1648).
+* Add schema name to missing primary key error message
+
+### Bug fixes
+* [Object Server] Fixed a bug causing use-after-free crashes in Global Notifier (realm-js-private #405).
+
+### Internal
+* None.
 
 2.2.6 Release notes (2018-1-26)
 =============================================================
diff --git a/dependencies.list b/dependencies.list
index 65a3062c..f68a8de1 100644
--- a/dependencies.list
+++ b/dependencies.list
@@ -1,5 +1,5 @@
 PACKAGE_NAME=realm-js
-VERSION=2.3.0-alpha.7
+VERSION=2.3.0-alpha.11
 REALM_CORE_VERSION=5.2.0
-REALM_SYNC_VERSION=3.0.0-beta.3
+REALM_SYNC_VERSION=3.0.0-beta.6
 REALM_OBJECT_SERVER_VERSION=3.0.0-alpha.2
diff --git a/package.json b/package.json
index d6c8bc25..714e7346 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "realm",
   "description": "Realm is a mobile database: an alternative to SQLite and key-value stores",
-  "version": "2.3.0-alpha.8",
+  "version": "2.3.0-alpha.11",
   "license": "Apache-2.0",
   "homepage": "https://realm.io",
   "keywords": [
diff --git a/src/js_schema.hpp b/src/js_schema.hpp
index 3a5cf3d2..17fe3ddb 100644
--- a/src/js_schema.hpp
+++ b/src/js_schema.hpp
@@ -247,7 +247,7 @@ ObjectSchema Schema<T>::parse_object_schema(ContextType ctx, ObjectType object_s
         object_schema.primary_key = Value::validated_to_string(ctx, primary_value);
         Property *property = object_schema.primary_key_property();
         if (!property) {
-            throw std::runtime_error("Missing primary key property '" + object_schema.primary_key + "'");
+            throw std::runtime_error("Schema named '" + object_schema.name + "' specifies primary key of '" + object_schema.primary_key + "' but does not declare a property of that name.");
         }
         property->is_primary = true;
     }