diff --git a/Modules/Core/Common/include/itkVersor.h b/Modules/Core/Common/include/itkVersor.h
index 175e761dc1c..5763fcfdaf1 100644
--- a/Modules/Core/Common/include/itkVersor.h
+++ b/Modules/Core/Common/include/itkVersor.h
@@ -110,7 +110,7 @@ class ITK_TEMPLATE_EXPORT Versor
 
   /** Default constructor creates a null versor
    * (representing 0 degrees  rotation). */
-  Versor();
+  Versor() = default;
 
   /** Copy constructor.  */
   Versor(const Self & v);
@@ -326,16 +326,16 @@ class ITK_TEMPLATE_EXPORT Versor
   }
 
   /** Component parallel to x axis.  */
-  ValueType m_X;
+  ValueType m_X{};
 
   /** Component parallel to y axis.  */
-  ValueType m_Y;
+  ValueType m_Y{};
 
   /** Component parallel to z axis.  */
-  ValueType m_Z;
+  ValueType m_Z{};
 
   /** Escalar component of the Versor.  */
-  ValueType m_W;
+  ValueType m_W{ NumericTraits<T>::OneValue() };
 };
 
 template <typename T>
diff --git a/Modules/Core/Common/include/itkVersor.hxx b/Modules/Core/Common/include/itkVersor.hxx
index f25d6779a25..1aab8803197 100644
--- a/Modules/Core/Common/include/itkVersor.hxx
+++ b/Modules/Core/Common/include/itkVersor.hxx
@@ -24,14 +24,6 @@
 
 namespace itk
 {
-template <typename T>
-Versor<T>::Versor()
-  : m_X(NumericTraits<T>::ZeroValue())
-  , m_Y(NumericTraits<T>::ZeroValue())
-  , m_Z(NumericTraits<T>::ZeroValue())
-  , m_W(NumericTraits<T>::OneValue())
-{}
-
 template <typename T>
 Versor<T>::Versor(const Self & v)
 {