diff --git a/Dockerfile b/Dockerfile
index b6102bdb87c..d9e1df75f5d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ RUN mkdir -p ./licenses && \
 
 # 2. Generate image
 
-FROM nginxinc/nginx-unprivileged:1.20-alpine
+FROM nginxinc/nginx-unprivileged:1.21-alpine
 
 ARG PROJECT_NAME