diff --git a/home/.zshrc.docker b/home/.zshrc.docker
index e8ef4c4..0e06f9c 100644
--- a/home/.zshrc.docker
+++ b/home/.zshrc.docker
@@ -1,7 +1,7 @@
 # Docker function definitions
 
 function speedtest() {
-	docker run --rm tianon/speedtest
+	docker run --rm tianon/speedtest $@
 }
 
 # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=939876