diff --git a/package-lock.json b/package-lock.json
index 79698198..bc4a6539 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "esptool-js",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "esptool-js",
-      "version": "0.3.0",
+      "version": "0.3.1",
       "license": "Apache-2.0",
       "dependencies": {
         "pako": "^2.1.0",
diff --git a/package.json b/package.json
index 9e470e10..c53182bf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "esptool-js",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "module": "lib/index.js",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",