diff --git a/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.cpp b/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.cpp
index 5810dc7b16b..4f7cc54147a 100644
--- a/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.cpp
@@ -30,6 +30,7 @@
 #include "cmaketool.h"
 
 #include <coreplugin/icore.h>
+#include <coreplugin/variablechooser.h>
 #include <projectexplorer/kit.h>
 #include <projectexplorer/projectexplorerconstants.h>
 
@@ -344,6 +345,10 @@ void CMakeConfigurationKitConfigWidget::editConfigurationChanges()
                             "separated from the variable value by \"=\".<br>"
                             "You may provide a type hint by adding \":TYPE\" before the \"=\"."));
 
+    auto chooser = new Core::VariableChooser(m_dialog);
+    chooser->addSupportedWidget(m_editor);
+    chooser->addMacroExpanderProvider([this]() { return kit()->macroExpander(); });
+
     auto buttons = new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Apply
                                         |QDialogButtonBox::Reset|QDialogButtonBox::Cancel);