1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_lsp_server/src/main_loop/subscriptions.rs b/crates/ra_lsp_server/src/main_loop/subscriptions.rs
index 470bc1205..bbeda723c 100644
--- a/crates/ra_lsp_server/src/main_loop/subscriptions.rs
+++ b/crates/ra_lsp_server/src/main_loop/subscriptions.rs
@@ -1,7 +1,7 @@
 use ra_ide_api::FileId;
 use rustc_hash::FxHashSet;
 
-#[derive(Default)]
+#[derive(Default, Debug)]
 pub(crate) struct Subscriptions {
     subs: FxHashSet<FileId>,
 }