diff --git a/src/hwenc_jetson/jetson_jpeg_decoder_pool.cpp b/src/hwenc_jetson/jetson_jpeg_decoder_pool.cpp
index 84c279aa..f0b33176 100644
--- a/src/hwenc_jetson/jetson_jpeg_decoder_pool.cpp
+++ b/src/hwenc_jetson/jetson_jpeg_decoder_pool.cpp
@@ -11,15 +11,19 @@ namespace sora {
 std::shared_ptr<JetsonJpegDecoder> JetsonJpegDecoderPool::Pop() {
   std::shared_ptr<NvJPEGDecoder> nv_decoder;
 
-  {
-    std::lock_guard<std::mutex> lock(mtx_);
-    if (decoder_queue_.size() == 0) {
-      nv_decoder.reset(NvJPEGDecoder::createJPEGDecoder("jpegdec"));
-    } else {
-      nv_decoder = std::move(decoder_queue_.front());
-      decoder_queue_.pop();
-    }
-  }
+  // JetPack 5.1.2 で同じフレームが送信され続ける問題が発生したため、キューを無効化した
+  // JetPack 5.1.1 では正常に動作していた
+  // momo で同様の問題に対応した際の PR: https://github.com/shiguredo/momo/pull/297/
+  // {
+  //   std::lock_guard<std::mutex> lock(mtx_);
+  //   if (decoder_queue_.size() == 0) {
+  //     nv_decoder.reset(NvJPEGDecoder::createJPEGDecoder("jpegdec"));
+  //   } else {
+  //     nv_decoder = std::move(decoder_queue_.front());
+  //     decoder_queue_.pop();
+  //   }
+  // }
+  nv_decoder.reset(NvJPEGDecoder::createJPEGDecoder("jpegdec"));
 
   std::shared_ptr<JetsonJpegDecoder> decoder(
       new JetsonJpegDecoder(shared_from_this(), std::move(nv_decoder)));
@@ -28,7 +32,7 @@ std::shared_ptr<JetsonJpegDecoder> JetsonJpegDecoderPool::Pop() {
 
 void JetsonJpegDecoderPool::Push(std::shared_ptr<NvJPEGDecoder> decoder) {
   std::lock_guard<std::mutex> lock(mtx_);
-  decoder_queue_.push(std::move(decoder));
+  // decoder_queue_.push(std::move(decoder));
 }
 
 }  // namespace sora