diff --git a/package-lock.json b/package-lock.json
index 1b97cc2..4bc1aa7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@qsp/wasm-engine",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@qsp/wasm-engine",
-      "version": "1.5.0",
+      "version": "1.5.1",
       "license": "MIT",
       "devDependencies": {
         "@eslint/js": "^9.11.1",
diff --git a/package.json b/package.json
index 811aea2..f9dd289 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@qsp/wasm-engine",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "type": "module",
   "description": "QSP code in WASM",
   "source": "src/index.ts",