diff --git a/package-lock.json b/package-lock.json
index cff46d5..6e9744f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@ludus/ludus-js-pure",
-  "version": "0.1.38",
+  "version": "0.1.40",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@ludus/ludus-js-pure",
-      "version": "0.1.38",
+      "version": "0.1.40",
       "license": "GPL-3.0",
       "devDependencies": {
         "shadow-cljs": "^2.26.0",
diff --git a/package.json b/package.json
index 3ac31cd..a0fcc71 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ludus/ludus-js-pure",
-  "version": "0.1.39",
+  "version": "0.1.40",
   "description": "A Ludus interpreter in a pure JS function.",
   "type": "module",
   "main": "build/ludus.mjs",