diff --git a/src/util/container_util.h b/src/util/container_util.h
index e114c87b9..e68ab7199 100644
--- a/src/util/container_util.h
+++ b/src/util/container_util.h
@@ -29,7 +29,7 @@ Revision History:
 // -----------------------------------
 
 template<class Set1, class Set2>
-    void set_intersection(Set1 & tgt, const Set2 & src) {
+void set_intersection(Set1 & tgt, const Set2 & src) {
     svector<typename Set1::data> to_remove;
     for (auto const& itm : tgt) 
         if (!src.contains(itm))