diff --git a/Dockerfile b/Dockerfile
index a5b6333..5603ba3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM haproxytech/haproxy-alpine:3.3.8@sha256:8c0b9f0088cce50d66201f39bdf37a1e3267b0d70f08fc73b75782cb0d588932
+FROM haproxytech/haproxy-alpine:3.3.9@sha256:e6bbdbf0d29b3f0d1701d4a107a83dd45bcad501800cec3673e7649a16e58adf
 
 RUN adduser --disabled-password --home /home/container container