diff --git a/mods/ts/rules/defaults.yaml b/mods/ts/rules/defaults.yaml
index fb2e6f0dff..4b9c0bb54d 100644
--- a/mods/ts/rules/defaults.yaml
+++ b/mods/ts/rules/defaults.yaml
@@ -69,6 +69,9 @@
 		ShowToEnemies: true
 		ZOffset: 512
 		UpgradeMinEnabledLevel: 1
+	PowerMultiplier@EMPDISABLE:
+		UpgradeTypes: empdisable
+		Modifier: 0
 
 ^BasicBuilding:
 	Inherits@1: ^ExistsInWorld