diff --git a/bindings/javascript/src/lib.rs b/bindings/javascript/src/lib.rs
index e85a05341..e66d85aaf 100644
--- a/bindings/javascript/src/lib.rs
+++ b/bindings/javascript/src/lib.rs
@@ -170,8 +170,8 @@ impl limbo_core::DatabaseStorage for DatabaseFile {
         Ok(())
     }
 
-    fn sync(&self, _c: limbo_core::Completion) -> limbo_core::Result<()> {
-        todo!()
+    fn sync(&self, c: limbo_core::Completion) -> limbo_core::Result<()> {
+        self.file.sync(c)
     }
 }