diff --git a/apps/js-sdk/firecrawl/package.json b/apps/js-sdk/firecrawl/package.json
index 1d25738d..31fccfad 100644
--- a/apps/js-sdk/firecrawl/package.json
+++ b/apps/js-sdk/firecrawl/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mendable/firecrawl-js",
-  "version": "1.15.2",
+  "version": "1.15.3",
   "description": "JavaScript SDK for Firecrawl API",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
diff --git a/apps/js-sdk/firecrawl/src/index.ts b/apps/js-sdk/firecrawl/src/index.ts
index 02ea41da..aab316fd 100644
--- a/apps/js-sdk/firecrawl/src/index.ts
+++ b/apps/js-sdk/firecrawl/src/index.ts
@@ -1255,12 +1255,14 @@ export default class FirecrawlApp {
    * @param {string} action - The action being performed when the error occurred.
    */
   handleError(response: AxiosResponse, action: string): void {
-    if ([402, 408, 409, 500].includes(response.status)) {
+    if ([400, 402, 408, 409, 500].includes(response.status)) {
       const errorMessage: string =
         response.data.error || "Unknown error occurred";
+      const details = response.data.details ? ` - ${JSON.stringify(response.data.details)}` : '';
       throw new FirecrawlError(
-        `Failed to ${action}. Status code: ${response.status}. Error: ${errorMessage}`,
-        response.status
+        `Failed to ${action}. Status code: ${response.status}. Error: ${errorMessage}${details}`,
+        response.status,
+        response.data.details
       );
     } else {
       throw new FirecrawlError(