diff --git a/src/index.tsx b/src/index.tsx
index c27040c..17cd88c 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -57,6 +57,7 @@ export function openTelemetrySDK(options: Options = {}) {
           url: `${options.url}/v1/traces`,
           headers: {
             "Content-Type": "application/json",
+            ...options.headers,
           },
         })
       )
@@ -105,6 +106,7 @@ export function openTelemetrySDK(options: Options = {}) {
           url: `${options.url}/v1/metrics`,
           headers: {
             "Content-Type": "application/json",
+            ...options.headers,
           },
         }),
       })
diff --git a/src/types.ts b/src/types.ts
index 18e87a3..8bc6685 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -3,6 +3,7 @@ export interface Options {
   name?: string;
   environment?: string;
   url?: string;
+  headers?: Record<string, string>;
   debug?: boolean;
   native?: boolean;
   features?: {