diff --git a/Dockerfile b/Dockerfile
index 3f96bf1dfd9..4ed78967724 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,9 +2,9 @@
 # We don't declare them here — take a look at our docs.
 # https://github.com/swagger-api/swagger-ui/blob/master/docs/usage/configuration.md
 
-FROM nginx:1.19-alpine
+FROM nginx:1.21-alpine
 
-RUN apk update && apk add --no-cache "nodejs>=14.17.4-r0"
+RUN apk update && apk add --no-cache "nodejs>=14.17.6-r0"
 
 LABEL maintainer="fehguy"