diff --git a/Dockerfile b/Dockerfile
index 5010704..2daf684 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG ALPINE_IMAGE=alpine
 ARG ALPINE_VERSION=edge
-ARG ZT_COMMIT=bd9c8d65ef6530ee5d14293a6d60cd2d4953ee05
-ARG ZT_VERSION=1.8.8
+ARG ZT_COMMIT=7ea2354540cd891f61d0944ff8a25c53a42bd038
+ARG ZT_VERSION=1.8.9
 
 FROM ${ALPINE_IMAGE}:${ALPINE_VERSION} as builder