diff --git a/src/main/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzer.kt b/src/main/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzer.kt
index 3464217..4cb25f1 100644
--- a/src/main/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzer.kt
+++ b/src/main/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzer.kt
@@ -137,7 +137,8 @@ class MediaAnalyzer
                 bitDepth = ffVideoStream.bits_per_raw_sample ?: videoTrack?.bitDepth,
                 numFrames = numFrames,
                 isInterlaced = interlaced,
-                transferCharacteristics = videoTrack?.transferCharacteristics
+                transferCharacteristics = videoTrack?.transferCharacteristics,
+                codecTagString = ffVideoStream.codec_tag_string
             )
         }
     }
diff --git a/src/main/kotlin/se/svt/oss/mediaanalyzer/file/VideoStream.kt b/src/main/kotlin/se/svt/oss/mediaanalyzer/file/VideoStream.kt
index 64e5306..5375f12 100644
--- a/src/main/kotlin/se/svt/oss/mediaanalyzer/file/VideoStream.kt
+++ b/src/main/kotlin/se/svt/oss/mediaanalyzer/file/VideoStream.kt
@@ -20,5 +20,6 @@ data class VideoStream(
     val bitDepth: Int?,
     val numFrames: Int,
     val isInterlaced: Boolean,
-    val transferCharacteristics: String?
+    val transferCharacteristics: String?,
+    val codecTagString: String?
 )
diff --git a/src/test/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzerIntegrationTest.kt b/src/test/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzerIntegrationTest.kt
index 6b4453e..88aea26 100644
--- a/src/test/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzerIntegrationTest.kt
+++ b/src/test/kotlin/se/svt/oss/mediaanalyzer/MediaAnalyzerIntegrationTest.kt
@@ -52,6 +52,7 @@ class MediaAnalyzerIntegrationTest {
             .hasBitDepth(10)
             .hasNumFrames(250)
             .hasTransferCharacteristics(null)
+            .hasCodecTagString("avc1")
 
         assertThat(videoFile.audioStreams).hasSize(1)
         assertThat(videoFile.audioStreams)