diff --git a/R/docker.r b/R/docker.r
index cf712b2..406539a 100644
--- a/R/docker.r
+++ b/R/docker.r
@@ -27,8 +27,12 @@ install_splash <- function(host = harbor::localhost) {
 #' stop_splash(splash_container)
 #' }
 start_splash <- function(host = harbor::localhost) {
-  harbor::docker_run(host, image = "scrapinghub/splash", detach = TRUE,
-                     docker_opts = "-p 5023:5023 -p 8050:8050 -p 8051:8051")
+  harbor::docker_run(host,
+                     image = "scrapinghub/splash",
+                     detach = TRUE,
+                     docker_opts = c("-p", "5023:5023",
+                                     "-p", "8050:8050",
+                                     "-p", "8051:8051"))
 }
 
 #' Stop a running a Splash server Docker container
diff --git a/man/stop_splash.Rd b/man/stop_splash.Rd
index b6e2990..3d22b5d 100644
--- a/man/stop_splash.Rd
+++ b/man/stop_splash.Rd
@@ -4,13 +4,11 @@
 \alias{stop_splash}
 \title{Stop a running a Splash server Docker container}
 \usage{
-stop_splash(splash_container, host = harbor::localhost)
+stop_splash(splash_container)
 }
 \arguments{
 \item{splash_container}{saved Splash container id from [start_splash]}
 
-\item{host}{Docker host; defauolts to `localhost`}
-
 \item{splash_container}{Docker `container` object created by [start_splash]}
 }
 \description{