diff --git a/server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/WebDataSourceRegistryProxy.java b/server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/WebDataSourceRegistryProxy.java
index 437ff61684..2329b9482e 100644
--- a/server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/WebDataSourceRegistryProxy.java
+++ b/server/bundles/io.cloudbeaver.model/src/io/cloudbeaver/WebDataSourceRegistryProxy.java
@@ -186,7 +186,7 @@ public class WebDataSourceRegistryProxy implements DBPDataSourceRegistry, DataSo
         return dataSourceRegistry.getRootFolders();
     }
 
-    @Nullable
+    @NotNull
     @Override
     public DBPDataSourceFolder getFolder(@NotNull String path) {
         return dataSourceRegistry.getFolder(path);