diff --git a/similarity_search/apps/main.cc b/similarity_search/apps/main.cc
index b1c4a85..dd11f15 100644
--- a/similarity_search/apps/main.cc
+++ b/similarity_search/apps/main.cc
@@ -636,8 +636,8 @@ int main(int ac, char* av[]) {
                     DataFile,
                     QueryFile,
                     CacheGSFilePrefix,
-                    recallOnly,
                     maxCacheGSRelativeQty,
+                    recallOnly,
                     MaxNumData,
                     MaxNumQuery,
                     knn,