diff --git a/config.sample.json b/config.sample.json
index 4769ecc4..4208438d 100644
--- a/config.sample.json
+++ b/config.sample.json
@@ -15,7 +15,7 @@
         "feature_pinning": "labs"
     },
     "default_federate": true,
-    "default_theme": "dharma",
+    "default_theme": "light",
     "roomDirectory": {
         "servers": [
             "matrix.org"
diff --git a/webpack.config.js b/webpack.config.js
index c35158be..aba99054 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -16,7 +16,7 @@ module.exports = {
         "mobileguide": "./src/vector/mobile_guide/index.js",
 
         // CSS themes
-        "theme-dharma": "./node_modules/matrix-react-sdk/res/themes/dharma/css/dharma.scss",
+        "theme-light": "./node_modules/matrix-react-sdk/res/themes/light/css/light.scss",
         "theme-dark": "./node_modules/matrix-react-sdk/res/themes/dark/css/dark.scss",
     },
     module: {