diff --git a/Dockerfile b/Dockerfile
index f05e1d2..790ce64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.17.5-alpine3.15 as builder
+FROM golang:1.21.5-alpine3.19 as builder
 RUN addgroup -g 2000 gandi && adduser -D -u 2000 -G gandi gandi
 USER gandi
 RUN mkdir /home/gandi/build
@@ -6,7 +6,7 @@ COPY . /home/gandi/build/
 WORKDIR /home/gandi/build
 RUN CGO_ENABLED=0 go build -ldflags '-extldflags "-static"' -o gandidyndns .
 
-FROM alpine:3.15.0
+FROM alpine:3.19
 COPY --from=builder /home/gandi/build/gandidyndns /app/
 RUN addgroup -g 2000 gandi && adduser -D -u 2000 -G gandi gandi
 USER gandi