diff --git a/README.md b/README.md
index d9db935..41e7eba 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ sudo mkdir -p /etc/routinator/tals
 # Fetch the ARIN TAL (after agreeing to the distribution terms as described above)
 sudo wget https://www.arin.net/resources/rpki/arin-rfc7730.tal -P /etc/routinator/tals
 # Launch detached container (will listen on 0.0.0.0:3323 and expose that port by default)
-docker run -d -v /etc/routinator/tals:/root/.rpki-cache/tals nlnetlabs/routinator
+sudo docker run -d -v /etc/routinator/tals:/root/.rpki-cache/tals nlnetlabs/routinator
 ```
 
 ## RPKI