diff --git a/app/primary_cron_job.py b/app/primary_cron_job.py
index 7920648..15352de 100755
--- a/app/primary_cron_job.py
+++ b/app/primary_cron_job.py
@@ -70,7 +70,7 @@ def run_market_flow():
     week = now.weekday()
     current_time = now.time()
     hour = now.hour
-    if week <= 4 and 9 < hour < 20:
+    if week <= 4 and 8 <= hour < 20:
         run_command(["python3", "cron_market_flow.py"])
 
 def run_dark_pool_level():