diff --git a/mseedpeek/mseedpeek.py b/mseedpeek/mseedpeek.py
index b86546a5c72e982fa40a136dff8875b417710926..4824bc56fdf6da5e4c0f2e693dd7348557cdecea 100644
--- a/mseedpeek/mseedpeek.py
+++ b/mseedpeek/mseedpeek.py
@@ -156,7 +156,7 @@ from PySide6.QtWidgets import (QApplication, QWidget, QTabWidget,
                                QMessageBox, QProgressDialog, QTreeWidget,
                                QTreeWidgetItem)
 from PySide6.QtCore import (Qt, QObject, Signal, QThread, QTimer, QEventLoop)
-from PySide6.QtGui import QColor
+from PySide6.QtGui import QColor, QBrush
 
 from mseedpeek.libtrace import *
 from mseedpeek.mseedInfo import *
@@ -800,7 +800,6 @@ class MainWindow(QWidget):
             self.blktype_box.hide()
             self.blkinfo_box.hide()
             self.blk_vars_box.hide()
-            self.slider_box.hide()
         else:
             widget = self.jump_box.currentWidget()
             for child in widget.findChildren(QWidget):
@@ -1091,7 +1090,7 @@ class MainWindow(QWidget):
         self.slider_box.slider.blockSignals(True)
         self.slider_box.jump_menu.blockSignals(True)
         self.slider_box.slider.setTickPosition(
-            self.slider_box.slider.TicksBelow)
+            QSlider.TicksBelow)
         self.slider_box.slider.setRange(0, self.num_blocks - 1)
         i = 0
         self.slider_box.jump_menu.clear()
@@ -1327,7 +1326,8 @@ class MainWindow(QWidget):
                     line.append(var)
                 for i in range(len(line)):
                     unique_item.setText(i, line[i])
-                    unique_item.setBackgroundColor(i, Qt.white)
+                    # unique_item.setBackgroundColor
+                    unique_item.setBackground(i, QBrush(Qt.white))
                 self.unique_box.unique_info_tree.addTopLevelItem(unique_item)
                 return