diff --git a/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm b/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
index c0eea3ed28..2d4d45e378 100644
--- a/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
+++ b/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
@@ -59,15 +59,6 @@
   return 0;
 }
 
-- (NSInteger)decode:(RTCEncodedImage *)encodedImage
-          missingFrames:(BOOL)missingFrames
-    fragmentationHeader:(RTCRtpFragmentationHeader *)fragmentationHeader
-      codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
-           renderTimeMs:(int64_t)renderTimeMs {
-  RTC_NOTREACHED();
-  return 0;
-}
-
 - (NSString *)implementationName {
   RTC_NOTREACHED();
   return nil;
diff --git a/sdk/objc/Framework/Classes/VideoToolbox/RTCVideoDecoderH264.mm b/sdk/objc/Framework/Classes/VideoToolbox/RTCVideoDecoderH264.mm
index c39a309ca8..73b2fb70f4 100644
--- a/sdk/objc/Framework/Classes/VideoToolbox/RTCVideoDecoderH264.mm
+++ b/sdk/objc/Framework/Classes/VideoToolbox/RTCVideoDecoderH264.mm
@@ -101,17 +101,6 @@ void decompressionOutputCallback(void *decoderRef,
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
-- (NSInteger)decode:(RTCEncodedImage *)encodedImage
-          missingFrames:(BOOL)missingFrames
-    fragmentationHeader:(RTCRtpFragmentationHeader *)fragmentationHeader
-      codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
-           renderTimeMs:(int64_t)renderTimeMs {
-  return [self decode:encodedImage
-          missingFrames:missingFrames
-      codecSpecificInfo:info
-           renderTimeMs:renderTimeMs];
-}
-
 - (NSInteger)decode:(RTCEncodedImage *)inputImage
         missingFrames:(BOOL)missingFrames
     codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
diff --git a/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodec.h b/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodec.h
index 063963d2e4..c0d464e068 100644
--- a/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodec.h
+++ b/sdk/objc/Framework/Headers/WebRTC/RTCVideoCodec.h
@@ -173,23 +173,14 @@ RTC_EXPORT
 - (NSInteger)releaseDecoder;
 - (NSInteger)decode:(RTCEncodedImage *)encodedImage
           missingFrames:(BOOL)missingFrames
-    fragmentationHeader:(RTCRtpFragmentationHeader *)fragmentationHeader
       codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
-           renderTimeMs:(int64_t)renderTimeMs
-    DEPRECATED_MSG_ATTRIBUTE("use decode:missingFrames:codecSpecificInfo:renderTimeMs: instead");
+           renderTimeMs:(int64_t)renderTimeMs;
 - (NSString *)implementationName;
 
 // TODO(andersc): Make non-optional when `startDecodeWithSettings:numberOfCores:` is removed.
 @optional
 - (NSInteger)startDecodeWithNumberOfCores:(int)numberOfCores;
 
-// TODO(andersc): Make non-optional when `decode:...fragmentationHeader:...` is removed.
-@optional
-- (NSInteger)decode:(RTCEncodedImage *)encodedImage
-        missingFrames:(BOOL)missingFrames
-    codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
-         renderTimeMs:(int64_t)renderTimeMs;
-
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/sdk/objc/Framework/Native/src/objc_video_decoder_factory.mm b/sdk/objc/Framework/Native/src/objc_video_decoder_factory.mm
index 3d7869f56e..333dda1d26 100644
--- a/sdk/objc/Framework/Native/src/objc_video_decoder_factory.mm
+++ b/sdk/objc/Framework/Native/src/objc_video_decoder_factory.mm
@@ -50,7 +50,7 @@ class ObjCVideoDecoder : public VideoDecoder {
 
   int32_t Decode(const EncodedImage &input_image,
                  bool missing_frames,
-                 const RTPFragmentationHeader *fragmentation,
+                 const RTPFragmentationHeader * /* fragmentation */,
                  const CodecSpecificInfo *codec_specific_info = NULL,
                  int64_t render_time_ms = -1) {
     RTCEncodedImage *encodedImage =
@@ -67,24 +67,10 @@ class ObjCVideoDecoder : public VideoDecoder {
       }
     }
 
-    if ([decoder_ respondsToSelector:@selector
-                  (decode:missingFrames:codecSpecificInfo:renderTimeMs:)]) {
-      return [decoder_ decode:encodedImage
-                missingFrames:missing_frames
-            codecSpecificInfo:rtcCodecSpecificInfo
-                 renderTimeMs:render_time_ms];
-    } else {
-      RTCRtpFragmentationHeader *header =
-          [[RTCRtpFragmentationHeader alloc] initWithNativeFragmentationHeader:fragmentation];
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-      return [decoder_ decode:encodedImage
-                missingFrames:missing_frames
-          fragmentationHeader:header
-            codecSpecificInfo:rtcCodecSpecificInfo
-                 renderTimeMs:render_time_ms];
-#pragma clang diagnostic pop
-    }
+    return [decoder_ decode:encodedImage
+              missingFrames:missing_frames
+          codecSpecificInfo:rtcCodecSpecificInfo
+               renderTimeMs:render_time_ms];
   }
 
   int32_t RegisterDecodeCompleteCallback(DecodedImageCallback *callback) {
diff --git a/sdk/objc/Framework/UnitTests/objc_video_decoder_factory_tests.mm b/sdk/objc/Framework/UnitTests/objc_video_decoder_factory_tests.mm
index b002ed26ac..9eb54c61c2 100644
--- a/sdk/objc/Framework/UnitTests/objc_video_decoder_factory_tests.mm
+++ b/sdk/objc/Framework/UnitTests/objc_video_decoder_factory_tests.mm
@@ -24,15 +24,6 @@
 id<RTCVideoDecoderFactory> CreateDecoderFactoryReturning(int return_code) {
   id decoderMock = OCMProtocolMock(@protocol(RTCVideoDecoder));
   OCMStub([decoderMock startDecodeWithNumberOfCores:1]).andReturn(return_code);
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-  OCMStub([decoderMock decode:[OCMArg any]
-                    missingFrames:NO
-              fragmentationHeader:[OCMArg any]
-                codecSpecificInfo:[OCMArg any]
-                     renderTimeMs:0])
-      .andReturn(return_code);
-#pragma clang diagnostic pop
   OCMStub([decoderMock decode:[OCMArg any]
                     missingFrames:NO
                 codecSpecificInfo:[OCMArg any]