diff --git a/crates/language/src/buffer.rs b/crates/language/src/buffer.rs
index a8a642920cad5d1930b79c87e7a6447eae107fb8..446bd60b87be912e8b55dd81b8b6540863ae63a8 100644
--- a/crates/language/src/buffer.rs
+++ b/crates/language/src/buffer.rs
@@ -1758,7 +1758,7 @@ impl Buffer {
                             },
                         };
 
-                        let old_range = this.anchor_after(old_range.start)..this.anchor_before(old_range.end);
+                        let old_range = this.anchor_before(old_range.start)..this.anchor_after(old_range.end);
     
                         Some(Completion {
                             old_range,