diff --git a/examples/python-dataflow/requirements.txt b/examples/python-dataflow/requirements.txt
index 3245eada..0f60d8af 100644
--- a/examples/python-dataflow/requirements.txt
+++ b/examples/python-dataflow/requirements.txt
@@ -2,6 +2,7 @@
 # Usage: pip install -r requirements.txt
 
 # Base ----------------------------------------
+ultralytics
 gitpython
 ipython  # interactive notebook
 matplotlib>=3.2.2
diff --git a/examples/python-operator-dataflow/requirements.txt b/examples/python-operator-dataflow/requirements.txt
index 825cd671..8fe238b1 100644
--- a/examples/python-operator-dataflow/requirements.txt
+++ b/examples/python-operator-dataflow/requirements.txt
@@ -2,6 +2,7 @@
 # Usage: pip install -r requirements.txt
 
 # Base ----------------------------------------
+ultralytics
 matplotlib>=3.2.2
 numpy>=1.18.5
 opencv-python>=4.1.1
@@ -43,4 +44,4 @@ thop>=0.1.1  # FLOPs computation
 # roboflow
 
 opencv-python>=4.1.1
-pyarrow
\ No newline at end of file
+pyarrow