diff --git a/src/OpenColorIO/Config.cpp b/src/OpenColorIO/Config.cpp
index 1a2307dd5..a17d1dc28 100644
--- a/src/OpenColorIO/Config.cpp
+++ b/src/OpenColorIO/Config.cpp
@@ -435,7 +435,7 @@ class Config::Impl
             {
                 m_viewTransforms.push_back(vt->createEditableCopy());
             }
-
+            m_defaultViewTransform = rhs.m_defaultViewTransform;
             m_defaultLumaCoefs = rhs.m_defaultLumaCoefs;
             m_strictParsing = rhs.m_strictParsing;