diff --git a/backend/competition/models.py b/backend/competition/models.py
index 1d923d3..1ec6ca0 100644
--- a/backend/competition/models.py
+++ b/backend/competition/models.py
@@ -239,6 +239,8 @@ class Project(models.Model):
             if dim_scores.exists():
                 avg = sum(float(s.score) for s in dim_scores) / dim_scores.count()
                 dimension_scores[f'dimension_{dimension.id}'] = avg
+            else:
+                dimension_scores[f'dimension_{dimension.id}'] = 0
         
         if not dimension_scores:
             self.final_score = 0