1 files changed, 7 insertions, 3 deletions

diff --git a/crates/rust-analyzer/src/caps.rs b/crates/rust-analyzer/src/caps.rs
index 4effc82ca..780fc9317 100644
--- a/crates/rust-analyzer/src/caps.rs
+++ b/crates/rust-analyzer/src/caps.rs
@@ -1,8 +1,6 @@
 //! Advertizes the capabilities of the LSP Server.
 use std::env;
 
-use crate::semantic_tokens;
-
 use lsp_types::{
     CallHierarchyServerCapability, ClientCapabilities, CodeActionOptions,
     CodeActionProviderCapability, CodeLensOptions, CompletionOptions,
@@ -13,6 +11,9 @@ use lsp_types::{
     TextDocumentSyncKind, TextDocumentSyncOptions, TypeDefinitionProviderCapability,
     WorkDoneProgressOptions,
 };
+use serde_json::json;
+
+use crate::semantic_tokens;
 
 pub fn server_capabilities(client_caps: &ClientCapabilities) -> ServerCapabilities {
     let code_action_provider = code_action_capabilities(client_caps);
@@ -81,7 +82,10 @@ pub fn server_capabilities(client_caps: &ClientCapabilities) -> ServerCapabiliti
             }
             .into(),
         ),
-        experimental: Default::default(),
+        experimental: Some(json!({
+            "joinLines": true,
+            "ssr": true,
+        })),
     }
 }