diff --git a/package-lock.json b/package-lock.json
index 92260ee..254f66d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@digitallinguistics/word-aligner",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 52d9f78..12439ff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@digitallinguistics/word-aligner",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "A JavaScript (Node/browser) utility for vertically aligning words",
   "keywords": [
     "Digital Linguistics",