diff --git a/side-cars/build/Dockerfile.nsm-dns-init b/side-cars/build/Dockerfile.nsm-dns-init
index c16932bb..1254df4d 100644
--- a/side-cars/build/Dockerfile.nsm-dns-init
+++ b/side-cars/build/Dockerfile.nsm-dns-init
@@ -16,6 +16,6 @@ RUN VENDORING=${VENDORING} ../scripts/go-mod-download.sh
 
 RUN CGO_ENABLED=0 GOOS=linux go build ${VENDORING} -ldflags "-extldflags '-static' -X  main.version=${VERSION}" -o /go/bin/nsm-dns-init ./cmd/nsm-dns-init
 
-FROM alpine:3.16.2 as runtime
+FROM alpine:3.18.9 as runtime
 COPY --from=build /go/bin/nsm-dns-init /bin/nsm-dns-init
 ENTRYPOINT ["/bin/nsm-dns-init"]