diff --git a/docker/Dockerfile b/docker/Dockerfile
index 48851001..bda5cb9f 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -36,7 +36,7 @@ RUN rm -rf /opt/meshcentral/meshcentral/node_modules
 
 ### STAGE 2 BUILDING.
 
-FROM alpine:latest
+FROM alpine:3.21
 
 # environment variables
 ENV NODE_ENV="production" \
@@ -174,4 +174,4 @@ VOLUME /opt/meshcentral/meshcentral-backups
 COPY ./docker/entrypoint.sh ./entrypoint.sh
 COPY ./docker/config.json.template /opt/meshcentral/config.json.template
 
-ENTRYPOINT  ["bash", "/opt/meshcentral/entrypoint.sh"]
\ No newline at end of file
+ENTRYPOINT  ["bash", "/opt/meshcentral/entrypoint.sh"]