1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DDouble.cpp b/source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DDouble.cpp
index 45f5c297b8a..06de17f87e8 100644
--- a/source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DDouble.cpp
+++ b/source/blender/freestyle/intern/python/UnaryFunction0D/BPy_UnaryFunction0DDouble.cpp
@@ -217,7 +217,7 @@ PyObject * UnaryFunction0DDouble___call__( BPy_UnaryFunction0DDouble *self, PyOb
 {
 	PyObject *obj;
 
-	if( !PyArg_ParseTuple(args, "O", &obj) && BPy_Interface0DIterator_Check(obj) ) {
+	if(!PyArg_ParseTuple(args, "O!", &Interface0DIterator_Type, &obj)) {
 		cout << "ERROR: UnaryFunction0DDouble___call__ " << endl;		
 		return NULL;
 	}