diff --git a/src/tools/lsp/lsp-client-connection.ts b/src/tools/lsp/lsp-client-connection.ts
index b9eec9ded..e75a681c7 100644
--- a/src/tools/lsp/lsp-client-connection.ts
+++ b/src/tools/lsp/lsp-client-connection.ts
@@ -55,7 +55,7 @@ export class LSPClientConnection extends LSPClientTransport {
           },
         },
       },
-      ...this.server.initialization,
+      initializationOptions: this.server.initialization,
     })
     this.sendNotification("initialized")
     this.sendNotification("workspace/didChangeConfiguration", {