diff --git a/src/client.cpp b/src/client.cpp
index 6c567bbe..b4a60743 100755
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -1206,6 +1206,8 @@ fflush(pFileDelay);
 
     // update socket buffer size
     Channel.UpdateSocketBufferSize();
+
+    Q_UNUSED ( iUnused );
 }
 
 int CClient::EstimatedOverallDelay ( const int iPingTimeMs )
diff --git a/src/server.cpp b/src/server.cpp
index 36a3e3e0..7ba26c9f 100755
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -1272,6 +1272,8 @@ opus_custom_encoder_ctl ( CurOpusEncoder,
         // does not consume any significant CPU when no client is connected.
         Stop();
     }
+
+    Q_UNUSED ( iUnused );
 }
 
 /// @brief Mix all audio data from all clients together.