diff --git a/x-pack/legacy/plugins/code/server/lsp/java_launcher.ts b/x-pack/legacy/plugins/code/server/lsp/java_launcher.ts
index 4099398065b1d..82ba16db15ac1 100644
--- a/x-pack/legacy/plugins/code/server/lsp/java_launcher.ts
+++ b/x-pack/legacy/plugins/code/server/lsp/java_launcher.ts
@@ -43,6 +43,13 @@ export class JavaLauncher extends AbstractLauncher {
             'java.autobuild.enabled': false,
           },
         },
+        clientCapabilities: {
+          textDocument: {
+            documentSymbol: {
+              hierarchicalDocumentSymbolSupport: true,
+            },
+          },
+        },
       } as InitializeOptions,
       this.log
     );