diff --git a/src/fs/btrfs.h b/src/fs/btrfs.h
index 40370ba..3bb8170 100644
--- a/src/fs/btrfs.h
+++ b/src/fs/btrfs.h
@@ -87,6 +87,9 @@ public:
     CommandSupportType supportSetLabel() const override {
         return m_SetLabel;
     }
+    CommandSupportType supportSetLabelOnline() const override {
+        return m_SetLabel;
+    }
     CommandSupportType supportUpdateUUID() const override {
         return m_UpdateUUID;
     }
diff --git a/src/fs/ext2.h b/src/fs/ext2.h
index 9405d76..13573bf 100644
--- a/src/fs/ext2.h
+++ b/src/fs/ext2.h
@@ -79,6 +79,9 @@ public:
     CommandSupportType supportSetLabel() const override {
         return m_SetLabel;
     }
+    CommandSupportType supportSetLabelOnline() const override {
+        return m_SetLabel;
+    }
     CommandSupportType supportUpdateUUID() const override {
         return m_UpdateUUID;
     }
diff --git a/src/fs/filesystem.h b/src/fs/filesystem.h
index f83742b..53d84a2 100644
--- a/src/fs/filesystem.h
+++ b/src/fs/filesystem.h
@@ -157,7 +157,10 @@ public:
         return cmdSupportNone;    /**< @return CommandSupportType for backing up */
     }
     virtual CommandSupportType supportSetLabel() const {
-        return cmdSupportNone;    /**< @return CommandSupportType for setting label*/
+        return cmdSupportNone;    /**< @return CommandSupportType for setting label */
+    }
+    virtual CommandSupportType supportSetLabelOnline() const {
+        return cmdSupportNone;    /**< @return CommandSupportType for setting label of mounted file systems */
     }
     virtual CommandSupportType supportUpdateUUID() const {
         return cmdSupportNone;    /**< @return CommandSupportType for updating the UUID */
diff --git a/src/fs/jfs.h b/src/fs/jfs.h
index 64956fd..fa887fd 100644
--- a/src/fs/jfs.h
+++ b/src/fs/jfs.h
@@ -79,6 +79,9 @@ public:
     CommandSupportType supportSetLabel() const override {
         return m_SetLabel;
     }
+    CommandSupportType supportSetLabelOnline() const override {
+        return m_SetLabel;
+    }
 
     qint64 minCapacity() const override;
     qint64 maxCapacity() const override;
diff --git a/src/fs/linuxswap.h b/src/fs/linuxswap.h
index 7da7da1..a95ab58 100644
--- a/src/fs/linuxswap.h
+++ b/src/fs/linuxswap.h
@@ -76,6 +76,9 @@ public:
     CommandSupportType supportSetLabel() const override {
         return m_SetLabel;
     }
+    CommandSupportType supportSetLabelOnline() const override {
+        return m_SetLabel;
+    }
     CommandSupportType supportUpdateUUID() const override {
         return m_UpdateUUID;
     }