diff --git a/Dockerfile b/Dockerfile
index 932ded5..d1f248b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,7 +20,7 @@ RUN go mod download && \
 
 
 # get alpine container
-FROM alpine:3.20.3 AS app
+FROM alpine:3.21.0 AS app
 
 # create workdir
 WORKDIR /opt/app