diff --git a/Dockerfile.builder b/Dockerfile.builder
index 132c3e7715e918ba7ba3a79c77da950e0463814d..8297a68b8ffd1eb974b07fda04cf79c32e883ee3 100644
--- a/Dockerfile.builder
+++ b/Dockerfile.builder
@@ -1,5 +1,5 @@
 # Pull base image
-FROM maven:3.3.9-jdk-8
+FROM maven:3.5.0-jdk-8-alpine
 
 MAINTAINER mirco.nasuti@chuv.ch