diff --git a/src/Base/RotationPy.xml b/src/Base/RotationPy.xml
index 70f9ad492..867c3c816 100644
--- a/src/Base/RotationPy.xml
+++ b/src/Base/RotationPy.xml
@@ -72,13 +72,13 @@
 			</Documentation>
 			<Parameter Name="Q" Type="Tuple" />
 		</Attribute>
-		<Attribute Name="Axis" ReadOnly="true">
+		<Attribute Name="Axis" ReadOnly="false">
 			<Documentation>
 				<UserDocu>The rotation axis of the quaternion</UserDocu>
 			</Documentation>
 			<Parameter Name="Axis" Type="Object" />
 		</Attribute>
-		<Attribute Name="Angle" ReadOnly="true">
+		<Attribute Name="Angle" ReadOnly="false">
 			<Documentation>
 				<UserDocu>The rotation angle of the quaternion</UserDocu>
 			</Documentation>
diff --git a/src/Base/RotationPyImp.cpp b/src/Base/RotationPyImp.cpp
index 8e08e321d..d9bc2f9ce 100644
--- a/src/Base/RotationPyImp.cpp
+++ b/src/Base/RotationPyImp.cpp
@@ -197,6 +197,14 @@ Py::Object RotationPy::getAxis(void) const
     return Py::Vector(axis);
 }
 
+void RotationPy::setAxis(Py::Object arg)
+{
+    Base::Vector3d axis; double angle;
+    this->getRotationPtr()->getValue(axis, angle);
+    axis = Py::Vector(arg).toVector();
+    this->getRotationPtr()->setValue(axis, angle);
+}
+
 Py::Float RotationPy::getAngle(void) const
 {
     Base::Vector3d axis; double angle;
@@ -204,6 +212,14 @@ Py::Float RotationPy::getAngle(void) const
     return Py::Float(angle);
 }
 
+void RotationPy::setAngle(Py::Float arg)
+{
+    Base::Vector3d axis; double angle;
+    this->getRotationPtr()->getValue(axis, angle);
+    angle = static_cast<double>(arg);
+    this->getRotationPtr()->setValue(axis, angle);
+}
+
 PyObject *RotationPy::getCustomAttributes(const char* /*attr*/) const
 {
     return 0;