diff --git a/src/main.rs b/src/main.rs
index 9312f76..19b094f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,6 +6,7 @@ use std::sync::Arc;
 use structopt::StructOpt;
 use tower_lsp::{LspService, Server};
 
+mod core;
 mod completion;
 mod definition;
 mod diagnostics;