diff --git a/package-lock.json b/package-lock.json
index 6e8d919..719a8be 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "protoc-gen-elm",
-  "version": "3.4.4",
+  "version": "4.0.0-beta.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "protoc-gen-elm",
-      "version": "3.4.4",
+      "version": "4.0.0-beta.0",
       "license": "BSD-3-Clause",
       "bin": {
         "protoc-gen-elm": "index.js"
@@ -1371,12 +1371,12 @@
       }
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-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.4.tgz",
-      "integrity": "sha512-ZVPnqU58giiCjSxjVUESDtdPk4QR5WQhhINbc9UBrKLU68MX5BF6kbQzTrkwbolyr0X8ChBpXfavr5mZFKZQ5A==",
+      "version": "20.11.22",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.11.22.tgz",
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       "dev": true,
       "dependencies": {
-        "undici-types": "~5.25.1"
+        "undici-types": "~5.26.4"
       }
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     "node_modules/@types/parsimmon": {
@@ -4713,9 +4713,9 @@
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     "node_modules/undici-types": {
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-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.25.3.tgz",
-      "integrity": "sha512-Ga1jfYwRn7+cP9v8auvEXN1rX3sWqlayd4HP7OKk4mZWylEmu3KzXDUGrQUN6Ol7qo1gPvB2e5gX6udnyEPgdA==",
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
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       "dev": true
     },
     "node_modules/universalify": {
@@ -6022,12 +6022,12 @@
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     },
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-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.4.tgz",
-      "integrity": "sha512-ZVPnqU58giiCjSxjVUESDtdPk4QR5WQhhINbc9UBrKLU68MX5BF6kbQzTrkwbolyr0X8ChBpXfavr5mZFKZQ5A==",
+      "version": "20.11.22",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.11.22.tgz",
+      "integrity": "sha512-/G+IxWxma6V3E+pqK1tSl2Fo1kl41pK1yeCyDsgkF9WlVAme4j5ISYM2zR11bgLFJGLN5sVK40T4RJNuiZbEjA==",
       "dev": true,
       "requires": {
-        "undici-types": "~5.25.1"
+        "undici-types": "~5.26.4"
       }
     },
     "@types/parsimmon": {
@@ -8543,9 +8543,9 @@
       "dev": true
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-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.25.3.tgz",
-      "integrity": "sha512-Ga1jfYwRn7+cP9v8auvEXN1rX3sWqlayd4HP7OKk4mZWylEmu3KzXDUGrQUN6Ol7qo1gPvB2e5gX6udnyEPgdA==",
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
       "dev": true
     },
     "universalify": {