diff --git a/frigate/api/classification.py b/frigate/api/classification.py
index 0dc3a9d57..a06408828 100644
--- a/frigate/api/classification.py
+++ b/frigate/api/classification.py
@@ -117,10 +117,19 @@ def deregister_faces(request: Request, name: str, body: dict = None):
             status_code=404,
         )
 
+    face_dir = os.path.join(FACE_DIR, name)
+    
     context: EmbeddingsContext = request.app.embeddings
     context.delete_face_ids(
         name, map(lambda file: sanitize_filename(file), list_of_ids)
     )
+
+    try:
+        if os.path.exists(face_dir) and not os.listdir(face_dir):
+            os.rmdir(face_dir)
+    except Exception as e:
+        logger.error(f"Failed to remove directory {face_dir}: {str(e)}")
+
     return JSONResponse(
         content=({"success": True, "message": "Successfully deleted faces."}),
         status_code=200,
diff --git a/web/src/pages/FaceLibrary.tsx b/web/src/pages/FaceLibrary.tsx
index 76a8025d5..81c71cd1d 100644
--- a/web/src/pages/FaceLibrary.tsx
+++ b/web/src/pages/FaceLibrary.tsx
@@ -172,8 +172,13 @@ export default function FaceLibrary() {
         const blob = await response.blob();
         
         const formData = new FormData();
-        formData.append('file', blob, image);
-        await axios.post(`/faces/${renameData.newName}`, formData);
+        formData.append('file', new File([blob], image));
+        
+        await axios.post(`/faces/${renameData.newName}`, formData, {
+          headers: {
+            'Content-Type': 'multipart/form-data',
+          },
+        });
       }
 
       if (oldFaceImages.length > 0) {
@@ -182,7 +187,7 @@ export default function FaceLibrary() {
         });
       } else {
         await axios.post(`/faces/${renameData.oldName}/delete`, {
-          ids: ['dummy']  // Send a dummy ID to pass validation
+          ids: ['dummy']
         });
       }