diff --git a/README.md b/README.md
index 29df741..dbc2d7e 100644
--- a/README.md
+++ b/README.md
@@ -8,4 +8,5 @@ Docker container for RVM tests.
   2. RUBY'S: 2.1.8, 2.2.0, 2.3.0(default), 2.4.0
 
 ### Usage
+    docker pull frodoslaw/docker-rvm
     docker run -it --rm frodoslaw/docker-rvm /bin/bash