diff --git a/src/main/java/featurecat/lizzie/Config.java b/src/main/java/featurecat/lizzie/Config.java
index 81d0bab8e..c1c5b0fa3 100644
--- a/src/main/java/featurecat/lizzie/Config.java
+++ b/src/main/java/featurecat/lizzie/Config.java
@@ -348,6 +348,9 @@ private JSONObject createDefaultConfig() {
     ui.put("window-maximized", false);
     ui.put("show-dynamic-komi", true);
     ui.put("min-playout-ratio-for-stats", 0.0);
+    ui.put("blunder-winrate-thresholds", "[-30,-20,-10,-5,5,10]");
+    ui.put("blunder-node-colors", "[[255,0,0],[0,255,0],[0,0,255],[255,255,0],[0,255,255],[255,0,255]]");
+    ui.put("comment-node-color", "[0,0,255,255]");
 
     config.put("ui", ui);
     return config;