diff --git a/CHANGES.md b/CHANGES.md
index 0df0d7a0..91a75db3 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,11 @@
+2018-05-10, Version 3.20.0
+==========================
+
+ * Fix typescript definitions to be compatible with LB4 (Raymond Feng)
+
+ * Allow toObject() to accept an 'options' argument (Raymond Feng)
+
+
 2018-05-10, Version 3.19.0
 ==========================
 
diff --git a/package.json b/package.json
index 250caf4d..9ca8def4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "loopback-datasource-juggler",
-  "version": "3.19.0",
+  "version": "3.20.0",
   "publishConfig": {
     "export-tests": true
   },