diff --git a/sdrbase/audio/audionetsink.cpp b/sdrbase/audio/audionetsink.cpp
index c68fcd50a..c5331d741 100644
--- a/sdrbase/audio/audionetsink.cpp
+++ b/sdrbase/audio/audionetsink.cpp
@@ -16,6 +16,10 @@
 ///////////////////////////////////////////////////////////////////////////////////
 
 #include "audionetsink.h"
+#include "util/udpsink.h"
+#ifdef HAS_JRTPLIB
+#include "util/rtpsink.h"
+#endif
 
 const int AudioNetSink::m_udpBlockSize = 512;
 
diff --git a/sdrbase/audio/audionetsink.h b/sdrbase/audio/audionetsink.h
index 2dc97b20d..6381af744 100644
--- a/sdrbase/audio/audionetsink.h
+++ b/sdrbase/audio/audionetsink.h
@@ -21,10 +21,9 @@
 #include <QObject>
 #include "dsp/dsptypes.h"
 #include "util/export.h"
-#include "util/udpsink.h"
-#ifdef HAS_JRTPLIB
-#include "util/rtpsink.h"
-#endif
+
+template<typename T> class UDPSink;
+template<typename T> class RTPSink;
 
 class SDRANGEL_API AudioNetSink {
 public:
@@ -53,10 +52,8 @@ protected:
     SinkType m_type;
     UDPSink<qint16> *m_udpBufferAudioMono;
     UDPSink<AudioSample> *m_udpBufferAudioStereo;
-#ifdef HAS_JRTPLIB
     RTPSink<qint16> *m_rtpBufferAudioMono;
     RTPSink<AudioSample> *m_rtpBufferAudioStereo;
-#endif
 };