diff --git a/src/logstory/main.py b/src/logstory/main.py
index ab796ec..4a71894 100644
--- a/src/logstory/main.py
+++ b/src/logstory/main.py
@@ -370,7 +370,7 @@ def usecase_replay_logtype(
         (
             timestamp.get("pattern"),
             timestamp.get("group"),
-            timestamp.get("format"),
+            timestamp.get("dateformat"),
             timestamp.get("epoch"),
         )
         for timestamp in timestamp_map[log_type]["timestamps"]
@@ -386,6 +386,9 @@ def usecase_replay_logtype(
             old_base_time = datetime.datetime.fromtimestamp(int(old_base))
           elif btsformat:
             old_base_time = datetime.datetime.strptime(old_base, btsformat)
+          else:
+            print("error! it needs to be one of those...")
+            import pdb; pdb.set_trace()
 
       # for each timestamp in the yaml file
       for ts_n, timestamp in enumerate(timestamp_map[log_type]["timestamps"]):