diff --git a/Using-Netbox-Plugins.md b/Using-Netbox-Plugins.md
index 364e309..bd394ea 100644
--- a/Using-Netbox-Plugins.md
+++ b/Using-Netbox-Plugins.md
@@ -33,7 +33,7 @@ The new `Dockerfile-Plugins` will enable us to build a new image with the requir
 ```
 FROM netboxcommunity/netbox:latest
 
-copy ./plugin_requirements.txt /
+COPY ./plugin_requirements.txt /
 RUN /opt/netbox/venv/bin/pip install  --no-warn-script-location -r /plugin_requirements.txt
 
 # These lines are only required if your plugin has its own static files.