diff --git a/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp b/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp
index 22fa24c94f..b2dada8f99 100644
--- a/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp
+++ b/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.cpp
@@ -155,7 +155,7 @@ ChoicePropertyComponent::ChoicePropertyComponent (const Value& valueToControl,
                                                                              correspondingValues)));
 }
 
-ChoicePropertyComponent::ChoicePropertyComponent (ValueWithDefault valueToControl,
+ChoicePropertyComponent::ChoicePropertyComponent (const ValueWithDefault& valueToControl,
                                                   const String& name,
                                                   const StringArray& choiceList,
                                                   const Array<var>& correspondingValues)
@@ -167,7 +167,7 @@ ChoicePropertyComponent::ChoicePropertyComponent (ValueWithDefault valueToContro
                                                                                         correspondingValues)));
 }
 
-ChoicePropertyComponent::ChoicePropertyComponent (ValueWithDefault valueToControl,
+ChoicePropertyComponent::ChoicePropertyComponent (const ValueWithDefault& valueToControl,
                                                   const String& name)
     : PropertyComponent (name),
       choices ({ "Enabled", "Disabled" })
diff --git a/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.h b/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.h
index 6cc0c7706c..835bd95ff3 100644
--- a/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.h
+++ b/modules/juce_gui_basics/properties/juce_ChoicePropertyComponent.h
@@ -88,7 +88,7 @@ public:
                                     as the choices array
 
     */
-    ChoicePropertyComponent (ValueWithDefault valueToControl,
+    ChoicePropertyComponent (const ValueWithDefault& valueToControl,
                              const String& propertyName,
                              const StringArray& choices,
                              const Array<var>& correspondingValues);
@@ -98,7 +98,7 @@ public:
 
         This is useful for simple on/off choices that also need a default value.
     */
-    ChoicePropertyComponent (ValueWithDefault valueToControl,
+    ChoicePropertyComponent (const ValueWithDefault& valueToControl,
                              const String& propertyName);
 
     /** Destructor. */