diff --git a/modules/rtp_rtcp/interface/rtp_rtcp_defines.h b/modules/rtp_rtcp/interface/rtp_rtcp_defines.h
index 85aa36f..21dcc9f 100644
--- a/modules/rtp_rtcp/interface/rtp_rtcp_defines.h
+++ b/modules/rtp_rtcp/interface/rtp_rtcp_defines.h
@@ -191,6 +191,8 @@
 class RtpData
 {
 public:
+    virtual ~RtpData() {}
+
     virtual int32_t OnReceivedPayloadData(
         const uint8_t* payloadData,
         const uint16_t payloadSize,
@@ -198,8 +200,6 @@
 
     virtual bool OnRecoveredPacket(const uint8_t* packet,
                                    int packet_length) = 0;
-protected:
-    virtual ~RtpData() {}
 };
 
 class RtcpFeedback
@@ -225,6 +225,8 @@
 class RtpFeedback
 {
 public:
+    virtual ~RtpFeedback() {}
+
     // Receiving payload change or SSRC change. (return success!)
     /*
     *   channels    - number of channels in codec (1 = mono, 2 = stereo)
@@ -245,9 +247,6 @@
                                         const bool added) = 0;
 
     virtual void ResetStatistics(uint32_t ssrc) = 0;
-
-protected:
-    virtual ~RtpFeedback() {}
 };
 
 class RtpAudioFeedback {