diff --git a/dist/main.cjs b/dist/main.cjs
index 42b48da..266e78e 100644
--- a/dist/main.cjs
+++ b/dist/main.cjs
@@ -2811,8 +2811,18 @@ var require_dist_node5 = __commonJS({
     module2.exports = __toCommonJS2(dist_src_exports);
     var import_endpoint = require_dist_node2();
     var import_universal_user_agent = require_dist_node();
-    var VERSION = "8.1.4";
-    var import_is_plain_object = require_is_plain_object();
+    var VERSION = "8.1.6";
+    function isPlainObject(value) {
+      if (typeof value !== "object" || value === null)
+        return false;
+      if (Object.prototype.toString.call(value) !== "[object Object]")
+        return false;
+      const proto = Object.getPrototypeOf(value);
+      if (proto === null)
+        return true;
+      const Ctor = Object.prototype.hasOwnProperty.call(proto, "constructor") && proto.constructor;
+      return typeof Ctor === "function" && Ctor instanceof Ctor && Function.prototype.call(Ctor) === Function.prototype.call(value);
+    }
     var import_request_error = require_dist_node4();
     function getBufferResponse(response) {
       return response.arrayBuffer();
@@ -2821,7 +2831,7 @@ var require_dist_node5 = __commonJS({
       var _a, _b, _c;
       const log = requestOptions.request && requestOptions.request.log ? requestOptions.request.log : console;
       const parseSuccessResponseBody = ((_a = requestOptions.request) == null ? void 0 : _a.parseSuccessResponseBody) !== false;
-      if ((0, import_is_plain_object.isPlainObject)(requestOptions.body) || Array.isArray(requestOptions.body)) {
+      if (isPlainObject(requestOptions.body) || Array.isArray(requestOptions.body)) {
         requestOptions.body = JSON.stringify(requestOptions.body);
       }
       let headers = {};
@@ -2927,7 +2937,7 @@ var require_dist_node5 = __commonJS({
     async function getResponseData(response) {
       const contentType = response.headers.get("content-type");
       if (/application\/json/.test(contentType)) {
-        return response.json();
+        return response.json().catch(() => response.text()).catch(() => "");
       }
       if (!contentType || /^text\/|charset=utf-8$/.test(contentType)) {
         return response.text();
diff --git a/dist/post.cjs b/dist/post.cjs
index 6576ea6..6e50d70 100644
--- a/dist/post.cjs
+++ b/dist/post.cjs
@@ -2811,8 +2811,18 @@ var require_dist_node5 = __commonJS({
     module2.exports = __toCommonJS2(dist_src_exports);
     var import_endpoint = require_dist_node2();
     var import_universal_user_agent = require_dist_node();
-    var VERSION = "8.1.4";
-    var import_is_plain_object = require_is_plain_object();
+    var VERSION = "8.1.6";
+    function isPlainObject(value) {
+      if (typeof value !== "object" || value === null)
+        return false;
+      if (Object.prototype.toString.call(value) !== "[object Object]")
+        return false;
+      const proto = Object.getPrototypeOf(value);
+      if (proto === null)
+        return true;
+      const Ctor = Object.prototype.hasOwnProperty.call(proto, "constructor") && proto.constructor;
+      return typeof Ctor === "function" && Ctor instanceof Ctor && Function.prototype.call(Ctor) === Function.prototype.call(value);
+    }
     var import_request_error = require_dist_node4();
     function getBufferResponse(response) {
       return response.arrayBuffer();
@@ -2821,7 +2831,7 @@ var require_dist_node5 = __commonJS({
       var _a, _b, _c;
       const log = requestOptions.request && requestOptions.request.log ? requestOptions.request.log : console;
       const parseSuccessResponseBody = ((_a = requestOptions.request) == null ? void 0 : _a.parseSuccessResponseBody) !== false;
-      if ((0, import_is_plain_object.isPlainObject)(requestOptions.body) || Array.isArray(requestOptions.body)) {
+      if (isPlainObject(requestOptions.body) || Array.isArray(requestOptions.body)) {
         requestOptions.body = JSON.stringify(requestOptions.body);
       }
       let headers = {};
@@ -2927,7 +2937,7 @@ var require_dist_node5 = __commonJS({
     async function getResponseData(response) {
       const contentType = response.headers.get("content-type");
       if (/application\/json/.test(contentType)) {
-        return response.json();
+        return response.json().catch(() => response.text()).catch(() => "");
       }
       if (!contentType || /^text\/|charset=utf-8$/.test(contentType)) {
         return response.text();
diff --git a/package.json b/package.json
index 3651860..e3b0b3f 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "create-github-app-token",
   "private": true,
   "type": "module",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "description": "GitHub Action for creating a GitHub App Installation Access Token",
   "scripts": {
     "build": "esbuild main.js post.js --bundle --outdir=dist --out-extension:.js=.cjs --platform=node --target=node20.0.0",