diff --git a/Dockerfile b/Dockerfile
index 5ca9886..48d8f52 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:alpine3.15 as builder
+FROM golang:alpine3.19 as builder
 
 RUN apk --no-cache --no-progress add make git gcc musl-dev ca-certificates
 
@@ -6,7 +6,7 @@ WORKDIR /src/
 COPY . .
 RUN make build
 
-FROM alpine:3.15
+FROM alpine:3.19
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /src/mjolnir /usr/bin/mjolnir