diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b9e11f9c..09fa84d0 100755
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -130,7 +130,6 @@ set(IQmol_SOURCES
     IQmol/SpatialProperty.C
     IQmol/Spline.C
     IQmol/SshFileDialog.C
-    IQmol/SurfaceAnimatorDialog..C
     IQmol/SurfaceAnimatorDialog.C
     IQmol/SymmetryToleranceDialog.C
     IQmol/System.C
@@ -250,6 +249,7 @@ set(IQmol_Data_SOURCES
     Data/Mesh.C
     Data/MolecularOrbitals.C
     Data/MultipoleExpansion.C
+    Data/NmrReference.C
     Data/PointCharge.C
     Data/RemSectionData.C
     Data/Shell.C
diff --git a/src/IQmol/Viewer.h b/src/IQmol/Viewer.h
index c9e40680..3b44d091 100755
--- a/src/IQmol/Viewer.h
+++ b/src/IQmol/Viewer.h
@@ -36,6 +36,7 @@
 #include "Snapshot.h"
 #include "IQmol.h"
 #include "QGLViewer/qglviewer.h"
+#include "QGLViewer/manipulatedFrame.h"
 #include <QFontMetrics>
 #include <QStandardItemModel>
 #include <QItemSelectionModel>
diff --git a/src/QUI/OptionDatabase.C b/src/QUI/OptionDatabase.C
index 53042dc6..e70ee5d3 100755
--- a/src/QUI/OptionDatabase.C
+++ b/src/QUI/OptionDatabase.C
@@ -10,6 +10,7 @@
 
 #include "Preferences.h"
 
+#include <cstdlib>
 #include <QString>
 #include <QDebug>
 #include <QVariant>
diff --git a/src/QUI/Register.h b/src/QUI/Register.h
index a05f3549..f78256c9 100755
--- a/src/QUI/Register.h
+++ b/src/QUI/Register.h
@@ -14,6 +14,7 @@
  */
 
 #include <map>
+#include <cstdlib>
 #include <QString>