diff --git a/tagstudio/src/qt/ts_qt.py b/tagstudio/src/qt/ts_qt.py
index c1169759..8421cc5e 100644
--- a/tagstudio/src/qt/ts_qt.py
+++ b/tagstudio/src/qt/ts_qt.py
@@ -1132,8 +1132,11 @@ class QtDriver(QObject):
                 f"ERROR: Invalid thumbnail size index ({index}). Defaulting to 128px."
             )
             self.thumb_size = 128
+
         self.update_thumbs()
+        blank_icon: QIcon = QIcon()
         for it in self.item_thumbs:
+            it.thumb_button.setIcon(blank_icon)
             it.resize(self.thumb_size, self.thumb_size)
             it.thumb_size = (self.thumb_size, self.thumb_size)
             it.setMinimumSize(self.thumb_size, self.thumb_size)