diff --git a/challenge_config.yaml b/challenge_config.yaml
index e2d428d..9ba86a6 100755
--- a/challenge_config.yaml
+++ b/challenge_config.yaml
@@ -11,7 +11,7 @@ leaderboard_description: View the Real-world instance detection leaderboard here
 evaluation_script: evaluation_script.zip
 remote_evaluation: False
 is_docker_based: False
-start_date: 2024-08-01 00:00:00
+start_date: 2024-09-10 00:00:00
 end_date: 2099-10-25 23:59:59
 published: True
 
@@ -88,7 +88,7 @@ challenge_phases:
     leaderboard_public: False
     is_public: True
     is_submission_public: True
-    start_date: 2024-08-01 00:00:00
+    start_date: 2024-09-10 00:00:00
     end_date: 2099-10-25 23:59:59
     test_annotation_file: annotations/test_annotations_devsplit.json
     codename: dev
@@ -133,7 +133,7 @@ challenge_phases:
     leaderboard_public: True
     is_public: True
     is_submission_public: True
-    start_date: 2024-08-01 00:00:00
+    start_date: 2024-09-10 00:00:00
     end_date: 2099-11-25 23:59:59
     test_annotation_file: annotations/test_annotations_testsplit.json
     codename: test