1 files changed, 1 insertions, 1 deletions

diff --git a/crates/libeditor/src/line_index.rs b/crates/libeditor/src/line_index.rs
index 801726aa5..9cd8da3a8 100644
--- a/crates/libeditor/src/line_index.rs
+++ b/crates/libeditor/src/line_index.rs
@@ -1,7 +1,7 @@
 use superslice::Ext;
 use ::TextUnit;
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Hash)]
 pub struct LineIndex {
     newlines: Vec<TextUnit>,
 }