diff --git a/src/runtime-three/runtime-host.ts b/src/runtime-three/runtime-host.ts
index 01d7ad2c..3b1051b9 100644
--- a/src/runtime-three/runtime-host.ts
+++ b/src/runtime-three/runtime-host.ts
@@ -2758,6 +2758,8 @@ export class RuntimeHost {
           }
         };
     }
+
+    return null;
   }
 
   private collectRuntimeStaticWaterContactPatches(