diff --git a/pym/update/emerge_parser.py b/pym/update/emerge_parser.py
index ac802c5..d0aced0 100644
--- a/pym/update/emerge_parser.py
+++ b/pym/update/emerge_parser.py
@@ -69,7 +69,7 @@ class CommandExecutor(object):
             self.logfile = logfile
 
     def get_command(self):
-        return [self.cmd] + self.params
+        return [self.cmd] + list(self.params)
 
     def execute(self):
         if self.child is None:
diff --git a/pym/update/variables/update.py b/pym/update/variables/update.py
index 1e8a3e5..9b3e47b 100644
--- a/pym/update/variables/update.py
+++ b/pym/update/variables/update.py
@@ -335,11 +335,11 @@ class VariableClUpdateBinhostRecheckSet(Variable):
     type = "bool"
     value = "off"
 
-    opt = ["--recheck-binhost"]
+    opt = ["--scan"]
 
     def init(self):
-        self.help = _("re-check most relevant update server")
-        self.label = _("Re-check most relevant update server")
+        self.help = _("search for the most appropriate update server")
+        self.label = _("Search for the most appropriate update server")
 
 
 class VariableClUpdateBinhostHost(FieldValue, ReadonlyVariable):