diff --git a/src/main/webapp/app/module/domain/landscape/Landscape.ts b/src/main/webapp/app/module/domain/landscape/Landscape.ts
index 8a5d126241..f47489511e 100644
--- a/src/main/webapp/app/module/domain/landscape/Landscape.ts
+++ b/src/main/webapp/app/module/domain/landscape/Landscape.ts
@@ -491,7 +491,6 @@ class LevelsProjections {
       levels
         .flatMap(level => level.elements)
         .filter(element => element instanceof LandscapeFeature)
-        .map(feature => feature as LandscapeFeature)
         .map(feature => [feature.slugString(), feature]),
     );
   }