diff --git a/examples/Plugins/AudioPluginDemo.h b/examples/Plugins/AudioPluginDemo.h
index 888660fa01..fae44562b4 100644
--- a/examples/Plugins/AudioPluginDemo.h
+++ b/examples/Plugins/AudioPluginDemo.h
@@ -195,8 +195,6 @@ public:
         initialiseSynth();
     }
 
-    ~JuceDemoPluginAudioProcessor() override = default;
-
     //==============================================================================
     bool isBusesLayoutSupported (const BusesLayout& layouts) const override
     {
@@ -251,6 +249,8 @@ public:
         delayBufferDouble.clear();
     }
 
+    bool supportsDoublePrecisionProcessing() const override { return true; }
+
     //==============================================================================
     void processBlock (AudioBuffer<float>& buffer, MidiBuffer& midiMessages) override
     {