diff --git a/cmd/tester/Dockerfile b/cmd/tester/Dockerfile
index 6820c6bd..ed85fa8b 100644
--- a/cmd/tester/Dockerfile
+++ b/cmd/tester/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18.2
+FROM alpine:3.19.0
 RUN apk --no-cache add \
     ca-certificates
 ADD statsd-tester-linux /bin/statsd-tester