diff --git a/element_deeplabcut/model.py b/element_deeplabcut/model.py
index 7060aa5..1462f9b 100644
--- a/element_deeplabcut/model.py
+++ b/element_deeplabcut/model.py
@@ -598,7 +598,7 @@ def make(self, key):
             get_dlc_root_data_dir(), dlc_model["project_path"]
         )
 
-        # Triger PoseEstimation,
+        # Triger PoseEstimation
         if task_mode == "trigger":
             dlc_reader.do_pose_estimation(
                 video_filepaths,
diff --git a/element_deeplabcut/readers/dlc_reader.py b/element_deeplabcut/readers/dlc_reader.py
index faef51c..30b7973 100644
--- a/element_deeplabcut/readers/dlc_reader.py
+++ b/element_deeplabcut/readers/dlc_reader.py
@@ -154,7 +154,7 @@ def do_pose_estimation(
     dlc_model,
     project_path,
     output_dir,
-    videotype=None,
+    videotype="",
     gputouse=None,
     save_as_csv=False,
     batchsize=None,
diff --git a/requirements.txt b/requirements.txt
index d04ca5b..fdf7d7c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 datajoint>=0.13
-deeplabcut
\ No newline at end of file
+deeplabcut>=2.2.1.1
\ No newline at end of file