diff --git a/gio-qt/include/dgiovolume.h b/gio-qt/include/dgiovolume.h
index 007fd98..78b8971 100644
--- a/gio-qt/include/dgiovolume.h
+++ b/gio-qt/include/dgiovolume.h
@@ -31,6 +31,7 @@ class Volume;
 enum DGioVolumeIdentifierType {
     VOLUME_IDENTIFIER_TYPE_LABEL,
     VOLUME_IDENTIFIER_TYPE_NFS_MOUNT,
+    VOLUME_IDENTIFIER_TYPE_UNIX_DEVICE,
     VOLUME_IDENTIFIER_TYPE_UUID,
     VOLUME_IDENTIFIER_TYPE_CLASS
 };
diff --git a/gio-qt/source/dgiovolume.cpp b/gio-qt/source/dgiovolume.cpp
index 415c4eb..c9da680 100644
--- a/gio-qt/source/dgiovolume.cpp
+++ b/gio-qt/source/dgiovolume.cpp
@@ -123,6 +123,7 @@ QString DGioVolume::identifier(DGioVolumeIdentifierType id) const
     const static QHash<DGioVolumeIdentifierType, std::string> idtmap = {
         {DGioVolumeIdentifierType::VOLUME_IDENTIFIER_TYPE_LABEL, G_VOLUME_IDENTIFIER_KIND_LABEL},
         {DGioVolumeIdentifierType::VOLUME_IDENTIFIER_TYPE_NFS_MOUNT, G_VOLUME_IDENTIFIER_KIND_NFS_MOUNT},
+        {DGioVolumeIdentifierType::VOLUME_IDENTIFIER_TYPE_UNIX_DEVICE, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE},
         {DGioVolumeIdentifierType::VOLUME_IDENTIFIER_TYPE_UUID, G_VOLUME_IDENTIFIER_KIND_UUID},
         {DGioVolumeIdentifierType::VOLUME_IDENTIFIER_TYPE_CLASS, G_VOLUME_IDENTIFIER_KIND_CLASS}
     };