diff --git a/utils/build_gui.js b/utils/build_gui.js
index acca53e..053d3b5 100644
--- a/utils/build_gui.js
+++ b/utils/build_gui.js
@@ -2,7 +2,7 @@ require('./builder.js').build({
    "baseUrl": "../src/",
    "main": "dat/gui/GUI",
    "out": "../build/dat.gui.js",
-   "minify": false,
+   "minify": true,
    "shortcut": "dat.GUI",
    "paths": {}
 });
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