diff --git a/containers/types.go b/containers/types.go
index 0838c87..a47758d 100644
--- a/containers/types.go
+++ b/containers/types.go
@@ -284,7 +284,7 @@ func (c *Container) GetDeploySSHKeys() (string, string, error) {
 func (c *Container) GetHostKey() (string, error) {
 	driver := c.getDriver()
 
-	hostKeyRaw, err := driver.Exec(c.App.Name, []string{"ssh-keyscan ", "localhost"}, "", []string{}, true)
+	hostKeyRaw, err := driver.Exec(c.App.Name, []string{"ssh-keyscan", "localhost"}, "", []string{}, true)
 	if err != nil {
 		return "", err
 	}