diff --git a/src/providers/aws-s3.provider.ts b/src/providers/aws-s3.provider.ts
index 2e3b202..174f50b 100644
--- a/src/providers/aws-s3.provider.ts
+++ b/src/providers/aws-s3.provider.ts
@@ -7,7 +7,13 @@ export class AwsS3Provider implements Provider<AWS.S3> {
     @inject(AWSS3Bindings.Config)
     private readonly config: AwsS3Config,
   ) {
-    AWS.config.update(Object.assign({}, {signatureVersion: this.config.signatureVersion}, this.config));
+    AWS.config.update(
+      Object.assign(
+        {},
+        {signatureVersion: this.config.signatureVersion},
+        this.config,
+      ),
+    );
   }
   value() {
     return new AWS.S3();