diff --git a/src/search_index/mod.rs b/src/search_index/mod.rs
index b6bc935..62a0497 100644
--- a/src/search_index/mod.rs
+++ b/src/search_index/mod.rs
@@ -296,7 +296,7 @@ impl Database {
     pub fn limit_thread_usage(&mut self, limit: NonZeroUsize) {
         self.threadpool.set_limt(limit);
     }
-    
+
     /// Register the supplied generators.
     /// All previously registered generators will be replaced with the new generators
     pub fn register_generators(&mut self, generators: Vec<FeatureGenerator>) {