diff --git a/milli/src/update/clear_documents.rs b/milli/src/update/clear_documents.rs
index 37c0f32b2..5fdf8ef49 100644
--- a/milli/src/update/clear_documents.rs
+++ b/milli/src/update/clear_documents.rs
@@ -34,7 +34,7 @@ impl<'t, 'u, 'i> ClearDocuments<'t, 'u, 'i> {
             script_language_docids,
             facet_id_f64_docids,
             facet_id_string_docids,
-            facet_id_string_fst: _,
+            facet_id_string_fst,
             facet_id_exists_docids,
             facet_id_is_null_docids,
             facet_id_is_empty_docids,
@@ -92,6 +92,7 @@ impl<'t, 'u, 'i> ClearDocuments<'t, 'u, 'i> {
         word_prefix_fid_docids.clear(self.wtxn)?;
         script_language_docids.clear(self.wtxn)?;
         facet_id_f64_docids.clear(self.wtxn)?;
+        facet_id_string_fst.clear(self.wtxn)?;
         facet_id_exists_docids.clear(self.wtxn)?;
         facet_id_is_null_docids.clear(self.wtxn)?;
         facet_id_is_empty_docids.clear(self.wtxn)?;