diff --git a/docker-id/index.md b/docker-id/index.md
index 8b96804211..c5f9ff6062 100644
--- a/docker-id/index.md
+++ b/docker-id/index.md
@@ -27,7 +27,7 @@ Your Docker ID becomes your user namespace for hosted Docker services, and becom
 
 4. Enter a password between 6 and 128 characters long.
 
-3. Click **Sign Up**.
+3. Click **Sign up**.
 
    Docker sends a verification email to the address you provided.