diff --git a/package-lock.json b/package-lock.json
index af9f698..f1f2cc9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@givengine/chrom-region",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 9b2ee4d..6c03a75 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@givengine/chrom-region",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Chromosomal region class used in GIVE, supporting some basic region operations",
   "main": "chromRegion.js",
   "scripts": {