diff --git a/.gitignore b/.gitignore
index a968e2f..1448a9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,6 @@ dist
 .cache
 .parcel-cache
 .vscode
+
+# npm pack default output
+middleware-axios-0.0.0.tgz
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index 05c7075..6b6ba7b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -15,7 +15,7 @@ export interface Middleware<R> {
   (
     requestConfig: AxiosRequestConfig,
     next: Next<R>,
-    instanceDefaults: CreateAxiosDefaults,
+    instanceDefaults: AxiosInstance['defaults'],
   ): Promise<void>;
 }