diff --git a/modules/rtp_rtcp/include/rtp_rtcp_defines.h b/modules/rtp_rtcp/include/rtp_rtcp_defines.h
index 9023d68541..0c8e389c04 100644
--- a/modules/rtp_rtcp/include/rtp_rtcp_defines.h
+++ b/modules/rtp_rtcp/include/rtp_rtcp_defines.h
@@ -194,35 +194,14 @@ struct RTCPReportBlock {
         delay_since_last_sender_report(delay_since_last_sender_report) {}
 
   // Fields as described by RFC 3550 6.4.2.
-  union {
-    uint32_t sender_ssrc;  // SSRC of sender of this report.
-    RTC_DEPRECATED uint32_t remoteSSRC;
-  };
-  union {
-    uint32_t source_ssrc;  // SSRC of the RTP packet sender.
-    RTC_DEPRECATED uint32_t sourceSSRC;
-  };
-  union {
-    RTC_DEPRECATED uint8_t fractionLost;
-    uint8_t fraction_lost;
-  };
-  union {
-    uint32_t packets_lost;  // 24 bits valid.
-    RTC_DEPRECATED uint32_t cumulativeLost;
-  };
-  union {
-    uint32_t extended_highest_sequence_number;
-    RTC_DEPRECATED uint32_t extendedHighSeqNum;
-  };
+  uint32_t sender_ssrc;  // SSRC of sender of this report.
+  uint32_t source_ssrc;  // SSRC of the RTP packet sender.
+  uint8_t fraction_lost;
+  uint32_t packets_lost;  // 24 bits valid.
+  uint32_t extended_highest_sequence_number;
   uint32_t jitter;
-  union {
-    uint32_t last_sender_report_timestamp;
-    RTC_DEPRECATED uint32_t lastSR;
-  };
-  union {
-    uint32_t delay_since_last_sender_report;
-    RTC_DEPRECATED uint32_t delaySinceLastSR;
-  };
+  uint32_t last_sender_report_timestamp;
+  uint32_t delay_since_last_sender_report;
 };
 
 typedef std::list<RTCPReportBlock> ReportBlockList;