diff --git a/src/App/PropertyStandard.cpp b/src/App/PropertyStandard.cpp
index fbf7da46d3..ce5652e2b6 100644
--- a/src/App/PropertyStandard.cpp
+++ b/src/App/PropertyStandard.cpp
@@ -790,22 +790,22 @@ void PropertyIntegerConstraint::Restore(Base::XMLReader& reader)
     // read my Element
     reader.readElement("Integer");
     // get the value of my Attribute
-    setValue(reader.getAttributeAsInteger("value"));
+    setValue(reader.getAttribute<long>("value"));
 
     bool createConstraint = false;
     long minimum = std::numeric_limits<int>::lowest();
     long maximum = std::numeric_limits<int>::max();
     long stepsize = 1.0;
     if (reader.hasAttribute("min")) {
-        minimum = reader.getAttributeAsInteger("min");
+        minimum = reader.getAttribute<long>("min");
         createConstraint = true;
     }
     if (reader.hasAttribute("max")) {
-        maximum = reader.getAttributeAsInteger("max");
+        maximum = reader.getAttribute<long>("max");
         createConstraint = true;
     }
     if (reader.hasAttribute("step")) {
-        stepsize = reader.getAttributeAsInteger("step");
+        stepsize = reader.getAttribute<long>("step");
     }
 
     if (createConstraint) {
@@ -1340,22 +1340,22 @@ void PropertyFloatConstraint::Restore(Base::XMLReader& reader)
     // read my Element
     reader.readElement("Float");
     // get the value of my Attribute
-    setValue(reader.getAttributeAsFloat("value"));
+    setValue(reader.getAttribute<double>("value"));
 
     bool createConstraint = false;
     double minimum = std::numeric_limits<double>::lowest();
     double maximum = std::numeric_limits<double>::max();
     double stepsize = 1.0;
     if (reader.hasAttribute("min")) {
-        minimum = reader.getAttributeAsFloat("min");
+        minimum = reader.getAttribute<double>("min");
         createConstraint = true;
     }
     if (reader.hasAttribute("max")) {
-        maximum = reader.getAttributeAsFloat("max");
+        maximum = reader.getAttribute<double>("max");
         createConstraint = true;
     }
     if (reader.hasAttribute("step")) {
-        stepsize = reader.getAttributeAsFloat("step");
+        stepsize = reader.getAttribute<double>("step");
     }
 
     if (createConstraint) {