diff --git a/modules/juce_core/javascript/juce_Javascript.cpp b/modules/juce_core/javascript/juce_Javascript.cpp
index 17fbb43837..4a92686c73 100644
--- a/modules/juce_core/javascript/juce_Javascript.cpp
+++ b/modules/juce_core/javascript/juce_Javascript.cpp
@@ -816,6 +816,7 @@ struct JavascriptEngine::RootObject   : public DynamicObject
             for (int i = 0; i < values.size(); ++i)
                 a.add (values.getUnchecked(i)->getResult (s));
 
+            // std::move() needed here for older compilers
             return std::move (a);
         }
 
@@ -1625,6 +1626,7 @@ struct JavascriptEngine::RootObject   : public DynamicObject
                 for (int i = 2; i < a.numArguments; ++i)
                     array->insert (start++, get (a, i));
 
+                // std::move() needed here for older compilers
                 return std::move (itemsRemoved);
             }