diff --git a/Dockerfile b/Dockerfile
index 84cc9db..707b79f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # ------------------------------------------------------------------------
-from mcluseau/golang-builder:1.13.3 as build
+from mcluseau/golang-builder:1.13.4 as build
 
 # ------------------------------------------------------------------------
 from debian:stretch