diff --git a/crates/buffer/src/lib.rs b/crates/buffer/src/lib.rs
index a5771ad4c0f55508bad6a93d73b674230a627e29..eec7da424bd972b1babf909849c86291a04a337c 100644
--- a/crates/buffer/src/lib.rs
+++ b/crates/buffer/src/lib.rs
@@ -73,12 +73,6 @@ pub struct Buffer {
     lamport_clock: clock::Lamport,
 }
 
-#[derive(Clone, Debug, Eq, PartialEq)]
-pub struct SelectionSet {
-    pub selections: Arc<[Selection]>,
-    pub active: bool,
-}
-
 #[derive(Clone, Debug)]
 pub struct Transaction {
     start: clock::Global,
@@ -2248,17 +2242,6 @@ impl<'a> Into<proto::Anchor> for &'a Anchor {
     }
 }
 
-impl<'a> Into<proto::Selection> for &'a Selection {
-    fn into(self) -> proto::Selection {
-        proto::Selection {
-            id: self.id as u64,
-            start: Some((&self.start).into()),
-            end: Some((&self.end).into()),
-            reversed: self.reversed,
-        }
-    }
-}
-
 impl TryFrom<proto::Operation> for Operation {
     type Error = anyhow::Error;
 
diff --git a/crates/buffer/src/selection.rs b/crates/buffer/src/selection.rs
index 98f34865f55a4544a749ce2a8d5c9cb305ab9394..df0834b67f72df2ef63a0a59f1166d572c814800 100644
--- a/crates/buffer/src/selection.rs
+++ b/crates/buffer/src/selection.rs
@@ -1,5 +1,7 @@
+use rpc::proto;
+
 use crate::{Anchor, Buffer, Point, ToOffset as _, ToPoint as _};
-use std::{cmp::Ordering, mem, ops::Range};
+use std::{cmp::Ordering, mem, ops::Range, sync::Arc};
 
 pub type SelectionSetId = clock::Lamport;
 pub type SelectionsVersion = usize;
@@ -20,6 +22,12 @@ pub struct Selection {
     pub goal: SelectionGoal,
 }
 
+#[derive(Clone, Debug, Eq, PartialEq)]
+pub struct SelectionSet {
+    pub selections: Arc<[Selection]>,
+    pub active: bool,
+}
+
 impl Selection {
     pub fn head(&self) -> &Anchor {
         if self.reversed {
@@ -73,3 +81,14 @@ impl Selection {
         }
     }
 }
+
+impl<'a> Into<proto::Selection> for &'a Selection {
+    fn into(self) -> proto::Selection {
+        proto::Selection {
+            id: self.id as u64,
+            start: Some((&self.start).into()),
+            end: Some((&self.end).into()),
+            reversed: self.reversed,
+        }
+    }
+}