diff --git a/src/SimNDT/run_setup/engineController.py b/src/SimNDT/run_setup/engineController.py
index 0701099..a4a3ec2 100644
--- a/src/SimNDT/run_setup/engineController.py
+++ b/src/SimNDT/run_setup/engineController.py
@@ -194,6 +194,14 @@ class EngineController():
                         self.SimNDT_FD.clEnqueue(self.SimNDT_FD.Tyy, self.SimNDT_FD.Tyy_buf)
                         D = self.SimNDT_FD.Tyy
                         Label = 'Tyy'
+                    elif self.SimNDT_SnapShots.Field == 7:
+                        self.SimNDT_FD.clEnqueue(self.SimNDT_FD.DVx, self.SimNDT_FD.DVx_buf)
+                        D = self.SimNDT_FD.DVx
+                        Label = 'DVx'
+                    elif self.SimNDT_SnapShots.Field == 8:
+                        self.SimNDT_FD.clEnqueue(self.SimNDT_FD.DVy, self.SimNDT_FD.DVy_buf)
+                        D = self.SimNDT_FD.DVy
+                        Label = 'DVy'
                     else:
                         raise ValueError('SnapShots.save_signal: Unsupported field selector')