diff --git a/Code/Hyperspectral/otbVirtualDimensionality.txx b/Code/Hyperspectral/otbVirtualDimensionality.txx
index cbea1d06b2110c57d1383d320db8ae9215e6cce0..049b0842db8516d7f65bf06e0e7864902dc4d820 100644
--- a/Code/Hyperspectral/otbVirtualDimensionality.txx
+++ b/Code/Hyperspectral/otbVirtualDimensionality.txx
@@ -33,7 +33,8 @@ template<class TPrecision>
 VirtualDimensionality<TPrecision>
 ::VirtualDimensionality()
  : m_NumberOfPixels(0),
-   m_NumberOfEndmembers(0)
+   m_NumberOfEndmembers(0),
+   m_FAR(1.0E-3)
 {
 }