diff --git a/crates/ra_project_model/src/cargo_workspace.rs b/crates/ra_project_model/src/cargo_workspace.rs
index 1dfee6b47a..31499b468d 100644
--- a/crates/ra_project_model/src/cargo_workspace.rs
+++ b/crates/ra_project_model/src/cargo_workspace.rs
@@ -42,11 +42,6 @@ impl ops::Index<Target> for CargoWorkspace {
     }
 }
 
-#[derive(Clone, Debug, PartialEq, Eq)]
-pub struct RustcConfig {
-    pub default_target: Option<String>,
-}
-
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub struct CargoConfig {
     /// Do not activate the `default` feature.