diff --git a/companion/src/modeledit/mixerdialog.cpp b/companion/src/modeledit/mixerdialog.cpp
index 5727f2495..af21bbbb9 100644
--- a/companion/src/modeledit/mixerdialog.cpp
+++ b/companion/src/modeledit/mixerdialog.cpp
@@ -154,6 +154,8 @@ MixerDialog::~MixerDialog()
   delete gvWeightGroup;
   delete gvOffsetGroup;
   delete curveGroup;
+  delete rawSourceModel;
+  delete rawSwitchModel;
   delete ui;
 }