diff --git a/.travis.yml b/.travis.yml
index e44d685..30338e2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ os:
 dist: trusty
 
 node_js:
+  - "5.1"
   - "4.1"
   - "4.0"
   - "0.12"
diff --git a/package.json b/package.json
index 3e61342..980c218 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ems",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "author": "Synthetic Semantics <info@synsem.com>",
   "description": "Shared Memory Parallelism with Transactional Memory and Extended Memory Semantics",
   "contributors": [