diff --git a/src/rustgame/doctor.rs b/src/rustgame/doctor.rs
index 74a7179..da2cca8 100644
--- a/src/rustgame/doctor.rs
+++ b/src/rustgame/doctor.rs
@@ -347,6 +347,11 @@ fn helper_absence(name: &str) -> String {
              an event zone, because ZoneDomes cannot be called without it"
                 .to_string()
         }
+        "RunicGatewayRaids.cs" => {
+            "the bridge still runs and still reports raid bases, but an event's RaidableBases base \
+             is not the event's: it cannot be placed, set or locked, and despawns on its own timer"
+                .to_string()
+        }
         _ => format!("the bridge still runs without {name}; what it helped with falls back"),
     }
 }