diff --git a/library/core/src/main/java/com/google/android/exoplayer2/extractor/mp4/FragmentedMp4Extractor.java b/library/core/src/main/java/com/google/android/exoplayer2/extractor/mp4/FragmentedMp4Extractor.java
index f75c40d448..1b910d210e 100644
--- a/library/core/src/main/java/com/google/android/exoplayer2/extractor/mp4/FragmentedMp4Extractor.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/extractor/mp4/FragmentedMp4Extractor.java
@@ -997,8 +997,10 @@ public class FragmentedMp4Extractor implements Extractor {
           checkNonNegative(sampleDurationsPresent ? trun.readInt() : defaultSampleValues.duration);
       int sampleSize =
           checkNonNegative(sampleSizesPresent ? trun.readInt() : defaultSampleValues.size);
-      int sampleFlags = (i == 0 && firstSampleFlagsPresent) ? firstSampleFlags
-          : sampleFlagsPresent ? trun.readInt() : defaultSampleValues.flags;
+      int sampleFlags =
+          sampleFlagsPresent
+              ? trun.readInt()
+              : (i == 0 && firstSampleFlagsPresent) ? firstSampleFlags : defaultSampleValues.flags;
       if (sampleCompositionTimeOffsetsPresent) {
         // The BMFF spec (ISO 14496-12) states that sample offsets should be unsigned integers in
         // version 0 trun boxes, however a significant number of streams violate the spec and use