diff --git a/content/zh/docs/setup/production-environment/container-runtimes.md b/content/zh/docs/setup/production-environment/container-runtimes.md
index 655db08c84..03380bae14 100644
--- a/content/zh/docs/setup/production-environment/container-runtimes.md
+++ b/content/zh/docs/setup/production-environment/container-runtimes.md
@@ -147,7 +147,7 @@ Kubernetes 仅支持使用同一 cgroup 版本来管理所有控制器。
 # dnf install -y grubby && \
   sudo grubby \
   --update-kernel=ALL \
-  --args=”systemd.unified_cgroup_hierarchy=1"
+  --args="systemd.unified_cgroup_hierarchy=1"
 ```
 
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