diff --git a/quic/core/http/quic_spdy_stream.cc b/quic/core/http/quic_spdy_stream.cc
index bdb5907..8e5cb1c 100644
--- a/quic/core/http/quic_spdy_stream.cc
+++ b/quic/core/http/quic_spdy_stream.cc
@@ -807,10 +807,7 @@
 void QuicSpdyStream::OnClose() {
   QuicStream::OnClose();
 
-  if (GetQuicReloadableFlag(quic_abort_qpack_on_stream_close)) {
-    QUIC_RELOADABLE_FLAG_COUNT(quic_abort_qpack_on_stream_close);
-    qpack_decoded_headers_accumulator_.reset();
-  }
+  qpack_decoded_headers_accumulator_.reset();
 
   if (visitor_) {
     Visitor* visitor = visitor_;
diff --git a/quic/core/http/quic_spdy_stream_test.cc b/quic/core/http/quic_spdy_stream_test.cc
index 74bc30c..38062ca 100644
--- a/quic/core/http/quic_spdy_stream_test.cc
+++ b/quic/core/http/quic_spdy_stream_test.cc
@@ -2486,26 +2486,10 @@
   }
   stream_->Reset(QUIC_STREAM_CANCELLED);
 
-  if (!GetQuicReloadableFlag(quic_abort_qpack_on_stream_close) &&
-      !GetQuicReloadableFlag(quic_abort_qpack_on_stream_reset)) {
-    // Header acknowledgement.
-    EXPECT_CALL(*session_,
-                WritevData(decoder_send_stream->id(), /* write_length = */ 1,
-                           /* offset = */ 2, _, _, _));
-    EXPECT_CALL(debug_visitor, OnHeadersDecoded(stream_->id(), _));
-  }
-
   // Deliver dynamic table entry to decoder.
   session_->qpack_decoder()->OnInsertWithoutNameReference("foo", "bar");
 
-  if (GetQuicReloadableFlag(quic_abort_qpack_on_stream_close) ||
-      GetQuicReloadableFlag(quic_abort_qpack_on_stream_reset)) {
-    EXPECT_FALSE(stream_->headers_decompressed());
-  } else {
-    // Verify headers.
-    EXPECT_TRUE(stream_->headers_decompressed());
-    EXPECT_THAT(stream_->header_list(), ElementsAre(Pair("foo", "bar")));
-  }
+  EXPECT_FALSE(stream_->headers_decompressed());
 }
 
 TEST_P(QuicSpdyStreamTest, HeaderDecodingUnblockedAfterResetReceived) {
diff --git a/quic/core/quic_flags_list.h b/quic/core/quic_flags_list.h
index 881a371..7cb12d4 100644
--- a/quic/core/quic_flags_list.h
+++ b/quic/core/quic_flags_list.h
@@ -5,7 +5,6 @@
 // This file is autogenerated by the QUICHE Copybara export script.
 
 QUIC_FLAG(FLAGS_quic_reloadable_flag_http2_use_fast_huffman_encoder, true)
-QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_abort_qpack_on_stream_close, true)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_abort_qpack_on_stream_reset, true)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_ack_delay_alarm_granularity, false)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_add_stream_info_to_idle_close_detail, true)