diff --git a/Dockerfile b/Dockerfile
index 0176478..0ad70d2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG P2POOL_BRANCH=v1.2
+ARG P2POOL_BRANCH=v1.3
 
 # Select Ubuntu 20.04LTS for the build image base
 FROM ubuntu:20.04 as build