diff --git a/scouter/activities/redis.py b/scouter/activities/redis.py
index 5aea18e..803ada8 100644
--- a/scouter/activities/redis.py
+++ b/scouter/activities/redis.py
@@ -44,7 +44,7 @@ class Redis(RedisBase):
         Puts the last data timestamp into redis.
         """
         metadata = input_data['metadata']
-        key = f"{input_data['workflow_name']}_{input_data['schedule_name']}"
+        key = f"last_data_timestamp_{input_data['workflow_name']}_{input_data['schedule_name']}"
 
         data = DataFrame(input_data['data'])
 
@@ -81,7 +81,7 @@ class Redis(RedisBase):
         data = DataFrame(input_data['data'])
         retention_time = input_data['retention_time']
 
-        key = f"{input_data['workflow_name']}_{input_data['schedule_name']}"
+        key = f"held_data_{input_data['workflow_name']}_{input_data['schedule_name']}"
 
         data_hold = self.get(key)