diff --git a/slug_data.py b/slug_data.py
index 5a3472a7..fdd3c1d1 100644
--- a/slug_data.py
+++ b/slug_data.py
@@ -26,7 +26,7 @@ def process_json_file(input_file, output_file=None, batch_size=10000):
         if name:
             slug = slugify(name)[:50]  # Truncate to 50 chars
             # Append PK to ensure uniqueness
-            item['fields']['slug'] = f"{slug}"
+            item['fields']['slug'] = f"{slug}-{pk}"
         else:
             # Fallback to model-pk if name is empty
             model_name = item['model'].split('.')[-1]