diff --git a/plugins/lua/dig.lua b/plugins/lua/dig.lua
index c9b8cf62be..43012d5d2a 100644
--- a/plugins/lua/dig.lua
+++ b/plugins/lua/dig.lua
@@ -24,6 +24,6 @@ function WarmDampOverlay:onRenderFrame(dc)
     pathable.paintScreenWarmDamp()
 end
 
-OVERLAY_WIDGETS = {overlay=WarmDampOverlay}
+OVERLAY_WIDGETS = {asciiwarmdamp=WarmDampOverlay}
 
 return _ENV