diff --git a/app/components/lib/uppy-file-upload.ts b/app/components/lib/uppy-file-upload.ts
index 860cbd6..a6224ec 100644
--- a/app/components/lib/uppy-file-upload.ts
+++ b/app/components/lib/uppy-file-upload.ts
@@ -19,7 +19,7 @@ export default class UppyFileUpload extends BasePlugin {
     }
 
     install() {
-        this.uppy.addUploader(this.handleUpload);
+        this.uppy.addUploader(this.handleUpload.bind(this));
     }
 
     private async handleUpload(fileIDs: string[]) {