diff --git a/Fwk/AppFwk/cafUserInterface/cafPdmUiFieldEditorHelper.cpp b/Fwk/AppFwk/cafUserInterface/cafPdmUiFieldEditorHelper.cpp
index e5e2404be9..1d9614bed0 100644
--- a/Fwk/AppFwk/cafUserInterface/cafPdmUiFieldEditorHelper.cpp
+++ b/Fwk/AppFwk/cafUserInterface/cafPdmUiFieldEditorHelper.cpp
@@ -71,6 +71,14 @@ caf::PdmUiFieldEditorHandle* caf::PdmUiFieldEditorHelper::createFieldEditorForFi
         {
             fieldTypeName = caf::PdmUiListEditor::uiEditorTypeName();
         }
+        else if ( fieldTypeName.indexOf( "PdmProxyValueField" ) != -1 && fieldTypeName.indexOf( "std::vector" ) != -1 &&
+                  fieldTypeName.indexOf( "QString" ) != -1 )
+        {
+            // The PdmUiTreeSelectionEditor is the default editor for PdmProxyValueField<std::vector<QString>>, but does
+            // not work for proxy fields. Use setUiEditorTypeName() to override the default editor.
+            // https://github.com/OPM/ResInsight/issues/10483
+            fieldTypeName = caf::PdmUiListEditor::uiEditorTypeName();
+        }
         else if ( field->toUiBasedQVariant().type() != QVariant::List )
         {
             // Handle a single value field with valueOptions: Make a combobox