diff --git a/src/zm_monitor.cpp b/src/zm_monitor.cpp
index b6837e3e6..8ab6bb2d1 100644
--- a/src/zm_monitor.cpp
+++ b/src/zm_monitor.cpp
@@ -3030,6 +3030,8 @@ bool Monitor::DumpSettings(char *output, bool verbose) {
   return true;
 } // bool Monitor::DumpSettings(char *output, bool verbose)
 
+unsigned int Monitor::Colours() const { return camera->Colours(); }
+unsigned int Monitor::SubpixelOrder() const { return camera->SubpixelOrder(); }
 
 int Monitor::PrimeCapture() {
   int ret = camera->PrimeCapture();
diff --git a/src/zm_monitor.h b/src/zm_monitor.h
index 5a5bccbbb..29299c66b 100644
--- a/src/zm_monitor.h
+++ b/src/zm_monitor.h
@@ -499,8 +499,8 @@ public:
 
   unsigned int Width() const { return width; }
   unsigned int Height() const { return height; }
-  unsigned int Colours() const { return colours; }
-  unsigned int SubpixelOrder() const { return subpixelorder; };
+  unsigned int Colours() const;
+  unsigned int SubpixelOrder() const;
 
   int GetAudioFrequency() const { return shared_data ? shared_data->audio_frequency : -1; }
   int GetAudioChannels() const { return shared_data ? shared_data->audio_channels : -1; }