diff --git a/code/start_tests_single_db.py b/code/start_tests_single_db.py
index 35309162fc604088133f9fc6a2dfd5f5b0e17799..73c6584fccebabf27a66888d99a6fb28e0d43df5 100644
--- a/code/start_tests_single_db.py
+++ b/code/start_tests_single_db.py
@@ -82,12 +82,12 @@ def run_experiment(window_size, db, hours = 4, max_window_size=500):
         window_size += 500
 
 if __name__ == '__main__':
-    initial_window_size = 1000
+    initial_window_size = 500
     experiment_hours=2
     services_to_start = ['neo4j','memgraph','ongdb','pg']#['pg','neo4j','memgraph','ongdb']
     for db in services_to_start:
         run_experiment(window_size=initial_window_size,
                        db=db,
                        hours=experiment_hours,
-                       max_window_size=1500
+                       max_window_size=500
                        )