diff --git a/Dockerfile b/Dockerfile
index 4893d4a..d1b7b39 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,7 @@
 #   limitations under the License.
 #
 
-FROM nginx:1.17.9
+FROM nginx:1.18.0
 MAINTAINER pnoker pnokers.icloud.com
 
 RUN ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime