diff --git a/Dockerfile b/Dockerfile
index 45a1190..188c373 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,7 +32,7 @@ ARG TOMCAT_JRE=jre8
 FROM maven:3-jdk-8 AS builder
 
 ARG GUACAMOLE_GIT_URL=https://github.com/apache/guacamole-client.git
-ARG GUACAMOLE_VERSION=latest
+ARG GUACAMOLE_VERSION=master
 
 # Build environment variables
 ENV \