diff --git a/Core/Core.pro b/Core/Core.pro
index 86bf44193d9d5518d9693f78e0b8efffb18126c8..136d134c3490931e4aac0242f1200fc4bb3a8408 100644
--- a/Core/Core.pro
+++ b/Core/Core.pro
@@ -6,7 +6,7 @@ TEMPLATE = lib
 CONFIG  += plugin # to remove versions from file name
 QT      -= core gui
 QMAKE_EXTENSION_SHLIB = so # making standard *.so extension
-# CONFIG  += BORNAGAIN_PYTHON
+CONFIG  += BORNAGAIN_PYTHON
 
 # -----------------------------------------------------------------------------
 # source and headers
diff --git a/Core/PythonAPI/src/Transform3D.pypp.cpp b/Core/PythonAPI/src/Transform3D.pypp.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/Fit/Fit.pro b/Fit/Fit.pro
index 7f5537db9b0ae50c79415408aeece436ca5dc5f0..ddb6211be830282d0ed799b4d4811bc3dd0c49b7 100644
--- a/Fit/Fit.pro
+++ b/Fit/Fit.pro
@@ -6,7 +6,7 @@ TEMPLATE = lib
 CONFIG  += plugin # to remove versions from file name
 QT      -= core gui
 QMAKE_EXTENSION_SHLIB = so # making standard *.so extension
-# CONFIG  += BORNAGAIN_PYTHON
+CONFIG  += BORNAGAIN_PYTHON
 CONFIG  += BORNAGAIN_ROOT
 
 # -----------------------------------------------------------------------------