diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
index f71f153277224ae97a8e7155b15e653ec504123d..734e377e86e68961beddc9c96b444c6bb9cec86b 100644
--- a/scripts/CMakeLists.txt
+++ b/scripts/CMakeLists.txt
@@ -1,4 +1,5 @@
-set(SUBST_DICT BUILD_TYPE=${CMAKE_BUILD_TYPE} PYTHON_BINARY=${PYTHON_BINARY} LIBDIR=${LIB_DIR} LIBEXEC_PATH=${LIBEXEC_PATH})
+set(SUBST_DICT BUILD_TYPE=${CMAKE_BUILD_TYPE} PYTHON_BINARY=${PYTHON_BINARY}
+PYTHON_VERSION=${PYTHON_VERSION} LIBDIR=${LIB_DIR} LIBEXEC_PATH=${LIBEXEC_PATH})
 message("${BUILD_TYPE}")
 add_custom_target(ost_scripts ALL)
 
diff --git a/scripts/ost_config.in b/scripts/ost_config.in
index b7b8b7c3ef001947e5310375c787e43e5d936aa6..faaae8e264e655496fe35471dc0bb685c6a6f59b 100644
--- a/scripts/ost_config.in
+++ b/scripts/ost_config.in
@@ -26,15 +26,13 @@ export DNG_BINDIR="$DNG_ROOT/bin"
 export DNG_LIBDIR="$DNG_ROOT/@LIBDIR@"
 export DNG_INITDIR="$DNG_LIBDIR/openstructure"
 
-export PATH="$DNG_BINDIR:$PATH"
-export DYLD_FRAMEWORK_PATH="$BIN_LIBDIR:${DYLD_FRAMEWORK_PATH}"
-export DYLD_LIBRARY_PATH="$BIN_LIBDIR:${DYLD_LIBRARY_PATH}"
-export LD_LIBRARY_PATH="$DNG_LIBDIR:$LD_LIBRARY_PATH"
-# set QT_PLUGIN_PATH PYTHONHOME and PYTHONPATH for bundle (commented except in linux bundles)
-# set QT_PLUGIN_PATH and pythonpath for bundle (commented except in linux bundles)
-#export QT_PLUGIN_PATH="$BIN_DIR/plugins"
-#export PYTHONPATH="$DNG_ROOT/@LIBDIR@/python2.6:$OST_ADDITIONAL_PYTHONPATH"
+export PATH="$DNG_BINDIR:${PATH}"
+export DYLD_FRAMEWORK_PATH="$DNG_LIBDIR:${DYLD_FRAMEWORK_PATH}"
+export DYLD_LIBRARY_PATH="$DNG_LIBDIR:${DYLD_LIBRARY_PATH}"
+export LD_LIBRARY_PATH="$DNG_LIBDIR:${LD_LIBRARY_PATH}"
+# set QT_PLUGIN_PATH and PYTHONPATH for bundle (commented except in linux bundles)
 #export QT_PLUGIN_PATH="$BIN_DIR/plugins"
+#export PYTHONPATH="$DNG_ROOT/@LIBDIR@/python@PYTHON_VERSION@:$OST_ADDITIONAL_PYTHONPATH"
 
 # retrieve absolute path to python executable
 pyexec="@PYTHON_BINARY@"