diff --git a/nginx/dockerfile b/nginx/dockerfile
index fa020d2a..d3bab37e 100644
--- a/nginx/dockerfile
+++ b/nginx/dockerfile
@@ -1,4 +1,4 @@
-FROM nginx
+FROM nginx:1.23.2
 
 COPY ssl/fullchain.pem /etc/ssl/
 COPY ssl/privkey.pem /etc/ssl/