diff --git a/crates/collab/src/rpc.rs b/crates/collab/src/rpc.rs
index 7f504ecedcb622700ed84e266c3e97ebd909ac40..47b16e2633d6ac9e262cb0035bb6891edcdae33e 100644
--- a/crates/collab/src/rpc.rs
+++ b/crates/collab/src/rpc.rs
@@ -3829,7 +3829,16 @@ mod tests {
             },
             Some(tree_sitter_rust::language()),
         );
-        let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default());
+        let mut fake_language_servers = language.set_fake_lsp_adapter(FakeLspAdapter {
+            capabilities: lsp::ServerCapabilities {
+                rename_provider: Some(lsp::OneOf::Right(lsp::RenameOptions {
+                    prepare_provider: Some(true),
+                    work_done_progress_options: Default::default(),
+                })),
+                ..Default::default()
+            },
+            ..Default::default()
+        });
         lang_registry.add(Arc::new(language));
 
         // Connect to a server as 2 clients.