diff --git a/plugins/core/Standard/qPCL/PclUtils/filters/MLSSmoothingUpsampling.cpp b/plugins/core/Standard/qPCL/PclUtils/filters/MLSSmoothingUpsampling.cpp
index 59c803c..48a611b 100644
--- a/plugins/core/Standard/qPCL/PclUtils/filters/MLSSmoothingUpsampling.cpp
+++ b/plugins/core/Standard/qPCL/PclUtils/filters/MLSSmoothingUpsampling.cpp
@@ -25,6 +25,8 @@
 
 //PCL
 #include <pcl/surface/mls.h>
+#include <pcl/common/io.h> // for getFieldIndex
+#include <pcl/search/kdtree.h> // for KdTree
 
 //qCC_plugins
 #include <ccMainAppInterface.h>
@@ -53,7 +55,7 @@ int smooth_mls(const typename pcl::PointCloud<PointInT>::Ptr &incloud,
 
 #ifdef _OPENMP
 	//create the smoothing object
-	pcl::MovingLeastSquaresOMP< PointInT, PointOutT > smoother;
+	pcl::MovingLeastSquares< PointInT, PointOutT > smoother;
 	int n_threads = omp_get_max_threads();
 	smoother.setNumberOfThreads(n_threads);
 #else
diff --git a/plugins/core/Standard/qPCL/PclUtils/utils/PCLConv.h b/plugins/core/Standard/qPCL/PclUtils/utils/PCLConv.h
index 1a480aa..d5706de 100644
--- a/plugins/core/Standard/qPCL/PclUtils/utils/PCLConv.h
+++ b/plugins/core/Standard/qPCL/PclUtils/utils/PCLConv.h
@@ -27,7 +27,7 @@
 
 #else //Version 1.7 or newer
 
-#include <pcl/PCLPointCloud2.h>
+#include <pcl/conversions.h>
 #define FROM_PCL_CLOUD pcl::fromPCLPointCloud2
 #define TO_PCL_CLOUD pcl::toPCLPointCloud2