Update README.md

README.md

@@ -13,7 +13,7 @@ Files & notes for a series of docker tutorials for coworkers.
    6. Quiz: What does `-it` do? Could check with `docker run --help` or at https://docs.docker.com/reference/.
 
 2. Running something useful: Jupyter Notebooks
-   1. `docker run -p 8888:8888 quay.io/jupyter/datascience-notebook:latest`
+   1. `docker run -p 8888:8888 quay.io/jupyter/datascience-notebook`
    2. Find the login URL in the output and open it in your browser. Should see the notebook interface. 
    3. Do something.
    4. Try something with a missing library such as `import scikit-learn`.