diff --git a/rust/lancedb/src/index.rs b/rust/lancedb/src/index.rs
index 966b4931..0828c292 100644
--- a/rust/lancedb/src/index.rs
+++ b/rust/lancedb/src/index.rs
@@ -120,7 +120,7 @@ pub enum IndexType {
     LabelList,
     // FTS
     FTS,
-    #[serde(alias = "LABEL_LIST")]
+    #[serde(alias = "INVERTED")]
     Inverted,
 }