diff --git a/implementations/javascript/packages/core/package.json b/implementations/javascript/packages/core/package.json
index af8aff3..7772ed8 100644
--- a/implementations/javascript/packages/core/package.json
+++ b/implementations/javascript/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@preserves/core",
-  "version": "0.12.0",
+  "version": "0.13.0",
   "description": "Preserves data serialization format",
   "homepage": "https://gitlab.com/preserves/preserves",
   "license": "Apache-2.0",