diff --git a/mediapipe/calculators/tensorflow/pack_media_sequence_calculator.cc b/mediapipe/calculators/tensorflow/pack_media_sequence_calculator.cc
index 196b3d8b..75878b74 100644
--- a/mediapipe/calculators/tensorflow/pack_media_sequence_calculator.cc
+++ b/mediapipe/calculators/tensorflow/pack_media_sequence_calculator.cc
@@ -243,6 +243,7 @@ class PackMediaSequenceCalculator : public CalculatorBase {
           mpms::ClearBBoxNumRegions(key, sequence_.get());
           mpms::ClearBBoxLabelString(key, sequence_.get());
           mpms::ClearBBoxLabelIndex(key, sequence_.get());
+          mpms::ClearBBoxLabelConfidence(key, sequence_.get());
           mpms::ClearBBoxClassString(key, sequence_.get());
           mpms::ClearBBoxClassIndex(key, sequence_.get());
           mpms::ClearBBoxTrackString(key, sequence_.get());
@@ -427,6 +428,7 @@ class PackMediaSequenceCalculator : public CalculatorBase {
             mpms::ClearBBoxNumRegions(prefix, sequence_.get());
             mpms::ClearBBoxLabelString(prefix, sequence_.get());
             mpms::ClearBBoxLabelIndex(prefix, sequence_.get());
+            mpms::ClearBBoxLabelConfidence(prefix, sequence_.get());
             mpms::ClearBBoxClassString(prefix, sequence_.get());
             mpms::ClearBBoxClassIndex(prefix, sequence_.get());
             mpms::ClearBBoxTrackString(prefix, sequence_.get());
@@ -494,6 +496,7 @@ class PackMediaSequenceCalculator : public CalculatorBase {
         }
         std::vector<Location> predicted_locations;
         std::vector<std::string> predicted_class_strings;
+        std::vector<float> predicted_class_confidences;
         std::vector<int> predicted_label_ids;
         for (auto& detection :
              cc->Inputs().Tag(tag).Get<std::vector<Detection>>()) {
@@ -522,6 +525,9 @@ class PackMediaSequenceCalculator : public CalculatorBase {
             if (detection.label_id_size() > 0) {
               predicted_label_ids.push_back(detection.label_id(0));
             }
+            if (detection.score_size() > 0) {
+              predicted_class_confidences.push_back(detection.score(0));
+            }
           }
         }
         if (!predicted_locations.empty()) {
@@ -535,6 +541,10 @@ class PackMediaSequenceCalculator : public CalculatorBase {
           if (!predicted_label_ids.empty()) {
             mpms::AddBBoxLabelIndex(key, predicted_label_ids, sequence_.get());
           }
+          if (!predicted_class_confidences.empty()) {
+            mpms::AddBBoxLabelConfidence(key, predicted_class_confidences,
+                                         sequence_.get());
+          }
         }
       }
     }
diff --git a/mediapipe/calculators/tensorflow/pack_media_sequence_calculator_test.cc b/mediapipe/calculators/tensorflow/pack_media_sequence_calculator_test.cc
index 166e1906..5c0ad8ac 100644
--- a/mediapipe/calculators/tensorflow/pack_media_sequence_calculator_test.cc
+++ b/mediapipe/calculators/tensorflow/pack_media_sequence_calculator_test.cc
@@ -593,6 +593,10 @@ TEST_F(PackMediaSequenceCalculatorTest, PacksTwoBBoxDetections) {
     auto class_indices = mpms::GetPredictedBBoxLabelIndexAt(output_sequence, i);
     ASSERT_EQ(0, class_indices[0]);
     ASSERT_EQ(1, class_indices[1]);
+    auto class_scores =
+        mpms::GetPredictedBBoxLabelConfidenceAt(output_sequence, i);
+    ASSERT_FLOAT_EQ(0.5, class_scores[0]);
+    ASSERT_FLOAT_EQ(0.75, class_scores[1]);
   }
 }
 
@@ -735,6 +739,10 @@ TEST_F(PackMediaSequenceCalculatorTest, PacksBBoxWithImages) {
     auto class_indices = mpms::GetPredictedBBoxLabelIndexAt(output_sequence, i);
     ASSERT_EQ(0, class_indices[0]);
     ASSERT_EQ(1, class_indices[1]);
+    auto class_scores =
+        mpms::GetPredictedBBoxLabelConfidenceAt(output_sequence, i);
+    ASSERT_FLOAT_EQ(0.5, class_scores[0]);
+    ASSERT_FLOAT_EQ(0.75, class_scores[1]);
   }
 }
 
@@ -1129,6 +1137,7 @@ TEST_F(PackMediaSequenceCalculatorTest, TestOverwritingAndReconciling) {
     mpms::AddBBoxNumRegions(-1, input_sequence.get());
     mpms::AddBBoxLabelString({"anything"}, input_sequence.get());
     mpms::AddBBoxLabelIndex({-1}, input_sequence.get());
+    mpms::AddBBoxLabelConfidence({-1}, input_sequence.get());
     mpms::AddBBoxClassString({"anything"}, input_sequence.get());
     mpms::AddBBoxClassIndex({-1}, input_sequence.get());
     mpms::AddBBoxTrackString({"anything"}, input_sequence.get());