diff --git a/samples/Jzon.cpp b/samples/Jzon.cpp
index 59c4fcd6..68f22027 100644
--- a/samples/Jzon.cpp
+++ b/samples/Jzon.cpp
@@ -448,11 +448,11 @@ namespace Jzon
 
     void Object::Add(const std::string &name, Node &node)
     {
-        children.push_back(NamedNodePtr(name, node.GetCopy()));
+        children.emplace_back(name, node.GetCopy());
     }
     void Object::Add(const std::string &name, const Value &node)
     {
-        children.push_back(NamedNodePtr(name, new Value(node)));
+        children.emplace_back(name, new Value(node));
     }
     void Object::Remove(const std::string &name)
     {
diff --git a/src/exif.cpp b/src/exif.cpp
index cb2153e9..31fe10b3 100644
--- a/src/exif.cpp
+++ b/src/exif.cpp
@@ -585,7 +585,7 @@ namespace Exiv2 {
         ExifKey exifKey(key);
         auto pos = findKey(exifKey);
         if (pos == end()) {
-            exifMetadata_.push_back(Exifdatum(exifKey));
+            exifMetadata_.emplace_back(exifKey);
             return exifMetadata_.back();
         }
         return *pos;
diff --git a/src/iptc.cpp b/src/iptc.cpp
index 55bf3d08..2ee8b6b3 100644
--- a/src/iptc.cpp
+++ b/src/iptc.cpp
@@ -265,7 +265,7 @@ namespace Exiv2 {
         IptcKey iptcKey(key);
         auto pos = findKey(iptcKey);
         if (pos == end()) {
-            iptcMetadata_.push_back(Iptcdatum(iptcKey));
+            iptcMetadata_.emplace_back(iptcKey);
             return iptcMetadata_.back();
         }
         return *pos;