diff --git a/demos/detectron2/README.md b/demos/detectron2/README.md
index 51c0a1e0..026bace4 100644
--- a/demos/detectron2/README.md
+++ b/demos/detectron2/README.md
@@ -1,4 +1,4 @@
-# Detectron 2 example
+# Detectron2 example
 
 Simplest possible example of tracking. Based on [Detectron2](https://github.com/facebookresearch/detectron2).
 
diff --git a/demos/yolov4/README.md b/demos/yolov4/README.md
index 0f74291b..188689c0 100644
--- a/demos/yolov4/README.md
+++ b/demos/yolov4/README.md
@@ -4,9 +4,8 @@ Simplest possible example of tracking. Based on [pytorch YOLOv4](https://github.
 
 ## Instructions
 
-1. Install norfair `pip install norfair`.
-2. Clone [pytorch YOLOv4](https://github.com/Tianxiaomo/pytorch-YOLOv4/tree/master) and download the [weights](https://drive.google.com/open?id=1wv_LiFeCRYwtpkqREPeI13-gPELBDwuJ) published on the repo into your local clone of the repo.
-3. Copy `yolov4demo.py` into your local clone of the repo and run it.
+1. Clone [pytorch YOLOv4](https://github.com/Tianxiaomo/pytorch-YOLOv4/tree/master) and download the [weights](https://drive.google.com/open?id=1wv_LiFeCRYwtpkqREPeI13-gPELBDwuJ) published on the repo into your local clone of the repo.
+2. Copy `yolov4demo.py` into your local clone of the repo and run it.
 
 ## Explanation