1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_project_model/src/sysroot.rs b/crates/ra_project_model/src/sysroot.rs
index 3f34d51cc..2a7927f7e 100644
--- a/crates/ra_project_model/src/sysroot.rs
+++ b/crates/ra_project_model/src/sysroot.rs
@@ -7,7 +7,7 @@ use ra_arena::{impl_arena_id, Arena, RawId};
 
 use crate::Result;
 
-#[derive(Debug, Clone)]
+#[derive(Default, Debug, Clone)]
 pub struct Sysroot {
     crates: Arena<SysrootCrate, SysrootCrateData>,
 }