diff --git a/json/src/com/jetbrains/jsonSchema/settings/mappings/JsonSchemaMappingsView.java b/json/src/com/jetbrains/jsonSchema/settings/mappings/JsonSchemaMappingsView.java
index 0cb6edb68f07..0ccdcce2dedc 100644
--- a/json/src/com/jetbrains/jsonSchema/settings/mappings/JsonSchemaMappingsView.java
+++ b/json/src/com/jetbrains/jsonSchema/settings/mappings/JsonSchemaMappingsView.java
@@ -7,7 +7,6 @@ import com.intellij.json.JsonBundle;
 import com.intellij.openapi.Disposable;
 import com.intellij.openapi.actionSystem.CommonShortcuts;
 import com.intellij.openapi.fileChooser.FileChooserDescriptorFactory;
-import com.intellij.openapi.fileEditor.OpenFileDescriptor;
 import com.intellij.openapi.project.DumbAwareAction;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.ui.ComboBox;
@@ -47,9 +46,11 @@ import javax.swing.table.TableCellRenderer;
 import java.awt.*;
 import java.io.File;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
+import java.util.stream.Collectors;
 
 import static com.jetbrains.jsonSchema.remote.JsonFileResolver.isHttpPath;
 
@@ -170,7 +171,10 @@ public class JsonSchemaMappingsView implements Disposable {
   }
 
   public List<UserDefinedJsonSchemaConfiguration.Item> getData() {
-    return myTableView.getListTableModel().getItems();
+    return Collections.unmodifiableList(
+      myTableView.getListTableModel().getItems().stream()
+                 .filter(i -> i.mappingKind == JsonMappingKind.Directory || !StringUtil.isEmpty(i.path))
+                 .collect(Collectors.toList()));
   }
 
   public void setItems(String schemaFilePath,