diff --git a/crates/ra_lsp_server/src/lib.rs b/crates/ra_lsp_server/src/lib.rs
index f9481e04d2..e370be5542 100644
--- a/crates/ra_lsp_server/src/lib.rs
+++ b/crates/ra_lsp_server/src/lib.rs
@@ -2,28 +2,13 @@
 extern crate failure;
 #[macro_use]
 extern crate serde_derive;
-extern crate languageserver_types;
-extern crate serde;
-extern crate serde_json;
 #[macro_use]
 extern crate crossbeam_channel;
-extern crate rayon;
 #[macro_use]
 extern crate log;
-extern crate cargo_metadata;
-extern crate drop_bomb;
 #[macro_use]
 extern crate failure_derive;
-extern crate im;
-extern crate relative_path;
-extern crate rustc_hash;
-extern crate url_serde;
-extern crate walkdir;
 
-extern crate gen_lsp_server;
-extern crate ra_analysis;
-extern crate ra_editor;
-extern crate ra_syntax;
 
 mod caps;
 mod conv;
diff --git a/crates/ra_lsp_server/src/main.rs b/crates/ra_lsp_server/src/main.rs
index 8301a10445..a50ac76ff8 100644
--- a/crates/ra_lsp_server/src/main.rs
+++ b/crates/ra_lsp_server/src/main.rs
@@ -4,10 +4,6 @@ extern crate log;
 extern crate failure;
 #[macro_use]
 extern crate serde_derive;
-extern crate serde;
-extern crate flexi_logger;
-extern crate gen_lsp_server;
-extern crate ra_lsp_server;
 
 use serde::Deserialize;
 use flexi_logger::{Duplicate, Logger};
diff --git a/crates/ra_lsp_server/tests/heavy_tests/main.rs b/crates/ra_lsp_server/tests/heavy_tests/main.rs
index 0f6084555e..bcb854fefa 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/main.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/main.rs
@@ -1,12 +1,5 @@
 #[macro_use]
 extern crate crossbeam_channel;
-extern crate flexi_logger;
-extern crate gen_lsp_server;
-extern crate languageserver_types;
-extern crate ra_lsp_server;
-extern crate serde;
-extern crate serde_json;
-extern crate tempdir;
 
 mod support;