diff --git a/src/db/db/dbEdgePairs.h b/src/db/db/dbEdgePairs.h
index 36b8960f8..691140cb6 100644
--- a/src/db/db/dbEdgePairs.h
+++ b/src/db/db/dbEdgePairs.h
@@ -355,7 +355,7 @@ public:
   std::pair<EdgePairs, EdgePairs> split_filter (const EdgePairFilterBase &filter) const
   {
     std::pair<db::EdgePairsDelegate *, db::EdgePairsDelegate *> p = mp_delegate->filtered_pair (filter);
-    return std::pair (EdgePairs (p.first), EdgePairs (p.second));
+    return std::make_pair (EdgePairs (p.first), EdgePairs (p.second));
   }
 
   /**
diff --git a/src/db/db/dbEdges.h b/src/db/db/dbEdges.h
index bb57ada29..5469cb649 100644
--- a/src/db/db/dbEdges.h
+++ b/src/db/db/dbEdges.h
@@ -477,7 +477,7 @@ public:
   std::pair<Edges, Edges> split_filter (const EdgeFilterBase &filter) const
   {
     std::pair<db::EdgesDelegate *, db::EdgesDelegate *> p = mp_delegate->filtered_pair (filter);
-    return std::pair (Edges (p.first), Edges (p.second));
+    return std::make_pair (Edges (p.first), Edges (p.second));
   }
 
   /**
diff --git a/src/db/db/dbRegion.h b/src/db/db/dbRegion.h
index 893931949..1548c65ab 100644
--- a/src/db/db/dbRegion.h
+++ b/src/db/db/dbRegion.h
@@ -581,7 +581,7 @@ public:
   std::pair<Region, Region> split_filter (const PolygonFilterBase &filter) const
   {
     std::pair<db::RegionDelegate *, db::RegionDelegate *> p = mp_delegate->filtered_pair (filter);
-    return std::pair (Region (p.first), Region (p.second));
+    return std::make_pair (Region (p.first), Region (p.second));
   }
 
   /**
diff --git a/src/db/db/dbTexts.h b/src/db/db/dbTexts.h
index 03594f1fd..283538d24 100644
--- a/src/db/db/dbTexts.h
+++ b/src/db/db/dbTexts.h
@@ -342,7 +342,7 @@ public:
   std::pair<Texts, Texts> split_filter (const TextFilterBase &filter) const
   {
     std::pair<db::TextsDelegate *, db::TextsDelegate *> p = mp_delegate->filtered_pair (filter);
-    return std::pair (Texts (p.first), Texts (p.second));
+    return std::make_pair (Texts (p.first), Texts (p.second));
   }
 
   /**