diff --git a/package.json b/package.json
index 496c46f..5afabbf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@authsignal/node",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "main": "./dist/index.js",
   "module": "./dist/index.mjs",
   "types": "dist/index.d.ts",
@@ -21,6 +21,7 @@
     "axios": "^1.7.2"
   },
   "devDependencies": {
+    "@rollup/plugin-json": "^6.1.0",
     "@rollup/plugin-typescript": "^8.3.2",
     "@types/node": "^17.0.35",
     "@typescript-eslint/eslint-plugin": "^5.25.0",
diff --git a/rollup.config.js b/rollup.config.js
index e7f035b..c6fb053 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,4 +1,5 @@
 import typescript from "@rollup/plugin-typescript";
+import json from "@rollup/plugin-json";
 
 export default {
   input: "src/index.ts",
@@ -12,6 +13,6 @@ export default {
       format: "esm",
     },
   ],
-  plugins: [typescript()],
+  plugins: [typescript(), json()],
   external: ["axios"],
 };
diff --git a/src/authsignal.ts b/src/authsignal.ts
index 99c3953..d4dbc3b 100644
--- a/src/authsignal.ts
+++ b/src/authsignal.ts
@@ -1,4 +1,5 @@
-import axios from "axios";
+import axios, {AxiosRequestConfig} from "axios";
+import {version} from "../package.json";
 
 import {
   AuthsignalConstructor,
@@ -134,8 +135,11 @@ export class Authsignal {
     return {action, ...rest};
   }
 
-  private getBasicAuthConfig() {
+  private getBasicAuthConfig(): AxiosRequestConfig {
     return {
+      headers: {
+        "X-Authsignal-Node-Version": version,
+      },
       auth: {
         username: this.secret,
         password: "",
diff --git a/tsconfig.json b/tsconfig.json
index 17ee655..43d789a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,7 +8,8 @@
     "strict": true,
     "esModuleInterop": true,
     "declaration": true,
-    "declarationDir": "dist"
+    "declarationDir": "dist",
+    "resolveJsonModule": true,
   },
   "include": ["./src/**/*.ts"]
 }
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index d8ecf9f..16b44cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -52,6 +52,13 @@
     "@nodelib/fs.scandir" "2.1.5"
     fastq "^1.6.0"
 
+"@rollup/plugin-json@^6.1.0":
+  version "6.1.0"
+  resolved "https://registry.npmjs.org/@rollup/plugin-json/-/plugin-json-6.1.0.tgz#fbe784e29682e9bb6dee28ea75a1a83702e7b805"
+  integrity sha512-EGI2te5ENk1coGeADSIwZ7G2Q8CJS2sF120T7jLw4xFw9n7wIOXHo+kIYRAoVpJAN+kmqZSoO3Fp4JtoNF4ReA==
+  dependencies:
+    "@rollup/pluginutils" "^5.1.0"
+
 "@rollup/plugin-typescript@^8.3.2":
   version "8.3.2"
   resolved "https://registry.yarnpkg.com/@rollup/plugin-typescript/-/plugin-typescript-8.3.2.tgz#e1b719e2ed3e752bbc092001656c48378f2d15f0"
@@ -69,11 +76,25 @@
     estree-walker "^1.0.1"
     picomatch "^2.2.2"
 
+"@rollup/pluginutils@^5.1.0":
+  version "5.1.0"
+  resolved "https://registry.npmjs.org/@rollup/pluginutils/-/pluginutils-5.1.0.tgz#7e53eddc8c7f483a4ad0b94afb1f7f5fd3c771e0"
+  integrity sha512-XTIWOPPcpvyKI6L1NHo0lFlCyznUEyPmPY1mc3KpPVDYulHSTvyeLNVW00QTLIAFNhR3kYnJTQHeGqU4M3n09g==
+  dependencies:
+    "@types/estree" "^1.0.0"
+    estree-walker "^2.0.2"
+    picomatch "^2.3.1"
+
 "@types/estree@0.0.39":
   version "0.0.39"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
   integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
 
+"@types/estree@^1.0.0":
+  version "1.0.5"
+  resolved "https://registry.npmjs.org/@types/estree/-/estree-1.0.5.tgz#a6ce3e556e00fd9895dd872dd172ad0d4bd687f4"
+  integrity sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw==
+
 "@types/json-schema@^7.0.9":
   version "7.0.11"
   resolved "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz#d421b6c527a3037f7c84433fd2c4229e016863d3"
@@ -446,6 +467,11 @@ estree-walker@^1.0.1:
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-1.0.1.tgz#31bc5d612c96b704106b477e6dd5d8aa138cb700"
   integrity sha512-1fMXF3YP4pZZVozF8j/ZLfvnR8NSIljt56UhbZ5PeeDmmGHpgpdwQt7ITlGvYaQukCvuBRMLEiKiYC+oeIg4cg==
 
+estree-walker@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.2.tgz#52f010178c2a4c117a7757cfe942adb7d2da4cac"
+  integrity sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==
+
 esutils@^2.0.2:
   version "2.0.3"
   resolved "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"