diff --git a/gruntfile.js b/gruntfile.js
index abdbb22d1..d12992dae 100644
--- a/gruntfile.js
+++ b/gruntfile.js
@@ -16,7 +16,7 @@ module.exports = function(grunt) {
   grunt.initConfig({
     root: 'dist',
     distdir: 'dist/public',
-    shippedDockerVersion: '19.03.2',
+    shippedDockerVersion: '18.09.3',
     shippedDockerVersionWindows: '17.09.0-ce',
     config: gruntfile_cfg.config,
     env: gruntfile_cfg.env,