Forwarded: https://github.com/RHVoice/RHVoice/pull/991

---
 src/audio/playback_stream_impl.hpp |    2 ++
 1 file changed, 2 insertions(+)

--- a/src/audio/playback_stream_impl.hpp
+++ b/src/audio/playback_stream_impl.hpp
@@ -18,6 +18,8 @@
 
 #include "audio.hpp"
 
+#include <stdint.h>
+
 namespace RHVoice
 {
   namespace audio
