diff --git a/autotests/taglibextractortest.cpp b/autotests/taglibextractortest.cpp
--- a/autotests/taglibextractortest.cpp
+++ b/autotests/taglibextractortest.cpp
@@ -269,7 +269,7 @@
     QCOMPARE(result.properties().value(Property::License), QVariant(QStringLiteral("License")));
     QCOMPARE(result.properties().value(Property::Lyrics), QVariant(QStringLiteral("Lyrics")));
     QCOMPARE(result.properties().value(Property::Channels).toInt(), 1);
-    QCOMPARE(result.properties().value(Property::DiscNumber).isValid(), false);
+    QCOMPARE(result.properties().value(Property::DiscNumber).toInt(), 1);
     QCOMPARE(result.properties().value(Property::Rating).toInt(), 4);
     QCOMPARE(result.properties().value(Property::ReplayGainAlbumGain), QVariant(-9.44));
     QCOMPARE(result.properties().value(Property::ReplayGainAlbumPeak), QVariant(1.099));
diff --git a/src/extractors/taglibextractor.cpp b/src/extractors/taglibextractor.cpp
--- a/src/extractors/taglibextractor.cpp
+++ b/src/extractors/taglibextractor.cpp
@@ -478,7 +478,7 @@
         data.language += (*itMPC).second.toString();
     }
 
-    itMPC = lstMusepack.find("DISCNUMBER");
+    itMPC = lstMusepack.find("DISC");
     if (itMPC != lstMusepack.end()) {
         data.discNumber = (*itMPC).second.toString().toInt();
     }