diff --git a/Dockerfile b/Dockerfile
index 8e493f1..6d73353 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,7 +25,7 @@ RUN set -xe \
         -o /go/bin/tusd ./cmd/tusd/main.go
 
 # start a new stage that copies in the binary built in the previous stage
-FROM alpine:3.16.2
+FROM alpine:3.16.3
 WORKDIR /srv/tusd-data
 
 COPY ./docker/entrypoint.sh /usr/local/share/docker-entrypoint.sh