diff --git a/completion/_kubens.zsh b/completion/_kubens.zsh
index e523caf..921cd86 100644
--- a/completion/_kubens.zsh
+++ b/completion/_kubens.zsh
@@ -1,2 +1,2 @@
 #compdef kubens kns=kubens
-_arguments "1: :(- $(kubectl get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}'))"
+_arguments >/dev/null 2>&1 "1: :(- $(kubectl get namespaces -o=jsonpath='{range .items[*].metadata.name}{@}{"\n"}{end}'))"