diff --git a/res/content/base/preload.json b/res/content/base/preload.json
index 80105543..760ad2c9 100644
--- a/res/content/base/preload.json
+++ b/res/content/base/preload.json
@@ -6,7 +6,8 @@
         "blocks/door_open",
         "blocks/door_close",
         "events/pickup",
-        "ambient/rain"
+        "ambient/rain",
+        "ambient/thunder"
     ],
     "models": [
         "drop-item"