diff --git a/av1/ducky_encode.cc b/av1/ducky_encode.cc
index 5bfc124..a4fa2f8 100644
--- a/av1/ducky_encode.cc
+++ b/av1/ducky_encode.cc
@@ -47,6 +47,7 @@
   int g_usage;
   int max_ref_frames;
   int speed;
+  int base_qindex;
   enum aom_rc_mode rc_end_usage;
   aom_rational64_t timestamp_ratio;
   std::vector<FIRSTPASS_STATS> stats_list;
@@ -54,12 +55,13 @@
 };
 
 DuckyEncode::DuckyEncode(const VideoInfo &video_info, int max_ref_frames,
-                         int speed) {
+                         int speed, int base_qindex) {
   impl_ptr_ = std::unique_ptr<EncodeImpl>(new EncodeImpl());
   impl_ptr_->video_info = video_info;
   impl_ptr_->g_usage = GOOD;
   impl_ptr_->max_ref_frames = max_ref_frames;
   impl_ptr_->speed = speed;
+  impl_ptr_->base_qindex = base_qindex;
   impl_ptr_->rc_end_usage = AOM_Q;
   // TODO(angiebird): Set timestamp_ratio properly
   // timestamp_ratio.den = cfg->g_timebase.den;
@@ -455,7 +457,8 @@
       // encoding frame frame_number
       aom::EncodeFrameDecision frame_decision = { aom::EncodeFrameMode::kQindex,
                                                   aom::EncodeGopMode::kGopRcl,
-                                                  { 128, -1 } };
+                                                  { impl_ptr_->base_qindex,
+                                                    -1 } };
       (void)frame;
       EncodeFrame(frame_decision);
       if (ppi->cpi->common.show_frame) pending_ctx_size_ = 0;
diff --git a/av1/ducky_encode.h b/av1/ducky_encode.h
index ffa53b0..086681b 100644
--- a/av1/ducky_encode.h
+++ b/av1/ducky_encode.h
@@ -74,7 +74,7 @@
 class DuckyEncode {
  public:
   explicit DuckyEncode(const VideoInfo &video_info, int max_ref_frames,
-                       int speed = 3);
+                       int speed, int base_qindex);
   ~DuckyEncode();
   std::vector<FIRSTPASS_STATS> ComputeFirstPassStats();
   void StartEncode(const std::vector<FIRSTPASS_STATS> &stats_list);
diff --git a/test/ducky_encode_test.cc b/test/ducky_encode_test.cc
index ce64253..fe4ddf3 100644
--- a/test/ducky_encode_test.cc
+++ b/test/ducky_encode_test.cc
@@ -35,7 +35,7 @@
                            1,          "bus_352x288_420_f20_b8.yuv" };
   video_info.file_path =
       libaom_test::GetDataPath() + "/" + video_info.file_path;
-  DuckyEncode ducky_encode(video_info, kMaxRefFrames);
+  DuckyEncode ducky_encode(video_info, kMaxRefFrames, 3, 128);
   std::vector<FIRSTPASS_STATS> frame_stats =
       ducky_encode.ComputeFirstPassStats();
   EXPECT_EQ(frame_stats.size(), static_cast<size_t>(video_info.frame_count));
@@ -52,7 +52,7 @@
                            17,         "bus_352x288_420_f20_b8.yuv" };
   video_info.file_path =
       libaom_test::GetDataPath() + "/" + video_info.file_path;
-  DuckyEncode ducky_encode(video_info, kMaxRefFrames);
+  DuckyEncode ducky_encode(video_info, kMaxRefFrames, 3, 128);
   std::vector<FIRSTPASS_STATS> frame_stats =
       ducky_encode.ComputeFirstPassStats();
   ducky_encode.StartEncode(frame_stats);
@@ -78,7 +78,7 @@
                            17,         "bus_352x288_420_f20_b8.yuv" };
   video_info.file_path =
       libaom_test::GetDataPath() + "/" + video_info.file_path;
-  DuckyEncode ducky_encode(video_info, kMaxRefFrames);
+  DuckyEncode ducky_encode(video_info, kMaxRefFrames, 3, 128);
   std::vector<FIRSTPASS_STATS> frame_stats =
       ducky_encode.ComputeFirstPassStats();
   ducky_encode.StartEncode(frame_stats);
diff --git a/test/ratectrl_qmode_test.cc b/test/ratectrl_qmode_test.cc
index 6d11f59..71d858c 100644
--- a/test/ratectrl_qmode_test.cc
+++ b/test/ratectrl_qmode_test.cc
@@ -1036,6 +1036,7 @@
   AV1RateControlQMode rc;
   rc_param_.max_gop_show_frame_count = 16;
   rc_param_.max_ref_frames = 3;
+  rc_param_.base_q_index = 117;
   ASSERT_THAT(rc.SetRcParam(rc_param_), IsOkStatus());
   const auto gop_info = rc.DetermineGopInfo(firstpass_info);
   ASSERT_THAT(gop_info.status(), IsOkStatus());
@@ -1046,7 +1047,8 @@
     frame_rate,  AOM_IMG_FMT_I420,
     50,          libaom_test::GetDataPath() + "/hantro_collage_w352h288.yuv"
   };
-  DuckyEncode ducky_encode(input_video, 3, 3);
+  DuckyEncode ducky_encode(input_video, rc_param_.max_ref_frames, 3,
+                           rc_param_.base_q_index);
   ducky_encode.StartEncode(firstpass_info.stats_list);
   // Read TPL stats
   std::vector<TplGopStats> tpl_gop_list =