diff --git a/packages/runner/lib/exec.ts b/packages/runner/lib/exec.ts
index 606278218f9..d5b0b1e6bfe 100644
--- a/packages/runner/lib/exec.ts
+++ b/packages/runner/lib/exec.ts
@@ -200,10 +200,12 @@ export async function exec(
                             type: 'script_http_error',
                             payload: truncateJson(typeof errorResponse === 'string' ? { message: errorResponse } : errorResponse),
                             status: err.response.status,
-                            upstream_response: {
-                                status: err.response.status,
-                                headers,
-                                body: truncateJson(typeof errorResponse === 'string' ? { message: errorResponse } : errorResponse)
+                            additional_properties: {
+                                upstream_response: {
+                                    status: err.response.status,
+                                    headers,
+                                    body: truncateJson(typeof errorResponse === 'string' ? { message: errorResponse } : errorResponse)
+                                }
                             }
                         },
                         response: null
diff --git a/packages/runner/lib/exec.unit.test.ts b/packages/runner/lib/exec.unit.test.ts
index da05244bd1a..3a300738e58 100644
--- a/packages/runner/lib/exec.unit.test.ts
+++ b/packages/runner/lib/exec.unit.test.ts
@@ -186,15 +186,17 @@ describe('Exec', () => {
                 error: 'Not found'
             },
             status: 404,
-            upstream_response: {
-                body: {
-                    error: 'Not found'
-                },
-                headers: {
-                    'content-type': 'application/json',
-                    'x-ratelimit-limit': '100'
-                },
-                status: 404
+            additional_properties: {
+                upstream_response: {
+                    body: {
+                        error: 'Not found'
+                    },
+                    headers: {
+                        'content-type': 'application/json',
+                        'x-ratelimit-limit': '100'
+                    },
+                    status: 404
+                }
             },
             type: 'script_http_error'
         });
diff --git a/packages/shared/lib/utils/error.ts b/packages/shared/lib/utils/error.ts
index d32220264e2..54aff0d5d4e 100644
--- a/packages/shared/lib/utils/error.ts
+++ b/packages/shared/lib/utils/error.ts
@@ -5,15 +5,15 @@ export class NangoError extends Error {
     public readonly status: number = 500;
     public readonly type: string;
     public payload: Record<string, unknown>;
-    public additionalProperties: JsonValue = {};
+    public additional_properties: JsonValue = {};
     public override readonly message: string;
 
-    constructor(type: string, payload = {}, status?: number, additionalProperties: JsonValue = {}) {
+    constructor(type: string, payload = {}, status?: number, additional_properties: JsonValue = {}) {
         super();
 
         this.type = type;
         this.payload = payload;
-        this.additionalProperties = additionalProperties;
+        this.additional_properties = additional_properties;
 
         if (status) {
             this.status = status;
@@ -525,7 +525,7 @@ export function isNangoErrorAsJson(obj: unknown): obj is NangoError {
 
 export function deserializeNangoError(err: unknown): NangoError | null {
     if (isNangoErrorAsJson(err)) {
-        return new NangoError(err['type'], err.payload, err.status);
+        return new NangoError(err['type'], err.payload, err.status, err.additional_properties);
     }
     return null;
 }
diff --git a/packages/types/lib/runner/index.ts b/packages/types/lib/runner/index.ts
index 546dd172bab..a171b4898b4 100644
--- a/packages/types/lib/runner/index.ts
+++ b/packages/types/lib/runner/index.ts
@@ -2,7 +2,11 @@ export interface RunnerOutputError {
     type: string;
     payload: Record<string, unknown> | unknown[];
     status: number;
-    upstream_response?: RunnerUpstreamResponse | undefined;
+    additional_properties?:
+        | {
+              upstream_response?: RunnerUpstreamResponse | undefined;
+          }
+        | undefined;
 }
 
 export interface RunnerUpstreamResponse {
diff --git a/vite.config.ts b/vite.config.ts
index eac1fd44891..7e26ce7e7d2 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -13,7 +13,8 @@ export default defineConfig({
             NANGO_LOGS_ES_URL: 'http://fake.com',
             NANGO_LOGS_ES_USER: '',
             NANGO_LOGS_ES_PWD: '',
-            NANGO_LOGS_ENABLED: 'false'
+            NANGO_LOGS_ENABLED: 'false',
+            NANGO_DB_NAME: 'nango_test'
         },
         chaiConfig: {
             truncateThreshold: 10000