diff --git a/securedrop_client/gui/__init__.py b/securedrop_client/gui/__init__.py
index 1bf762bfd2..f796e3b814 100644
--- a/securedrop_client/gui/__init__.py
+++ b/securedrop_client/gui/__init__.py
@@ -154,16 +154,21 @@ def __init__(
         flags: Union[Qt.WindowFlags, Qt.WindowType] = Qt.WindowFlags(),
         wordwrap: bool = True,
         max_length: int = 0,
+        with_tooltip: bool = True,
     ):
         super().__init__(parent, flags)
         self.wordwrap = wordwrap
         self.max_length = max_length
         self.setWordWrap(wordwrap)  # If True, wraps text at default of 70 characters
+        self.with_tooltip = with_tooltip
         self.setText(text)
         self.elided = True if self.text() != text else False
 
     def setText(self, text: str) -> None:
         self.setTextFormat(Qt.PlainText)
+        if self.with_tooltip:
+            tooltip_label = SecureQLabel(text, with_tooltip=False)
+            self.setToolTip(tooltip_label.text())
         elided_text = self.get_elided_text(text)
         self.elided = True if elided_text != text else False
         super().setText(elided_text)
@@ -179,8 +184,6 @@ def get_elided_text(self, full_text: str) -> str:
         fm = self.fontMetrics()
         filename_width = fm.horizontalAdvance(full_text)
         if filename_width > self.max_length:
-            wrapped_tool_tip = SecureQLabel(full_text)
-            self.setToolTip(wrapped_tool_tip.text())
             elided_text = ''
             for c in full_text:
                 if fm.horizontalAdvance(elided_text) > self.max_length:
diff --git a/securedrop_client/gui/widgets.py b/securedrop_client/gui/widgets.py
index 21209e3032..b7911503f9 100644
--- a/securedrop_client/gui/widgets.py
+++ b/securedrop_client/gui/widgets.py
@@ -1133,7 +1133,7 @@ def __init__(self, controller: Controller, source: Source):
         summary_layout.setSpacing(0)
         self.name = QLabel()
         self.name.setObjectName('source_name')
-        self.preview = SecureQLabel(max_length=self.PREVIEW_WIDTH)
+        self.preview = SecureQLabel(max_length=self.PREVIEW_WIDTH, with_tooltip=False)
         self.preview.setObjectName('preview')
         self.preview.setFixedSize(QSize(self.PREVIEW_WIDTH, self.PREVIEW_HEIGHT))
         self.waiting_delete_confirmation = QLabel('Deletion in progress')