diff --git a/capa/ida/plugin/view.py b/capa/ida/plugin/view.py
index 9fadaff9..86505fb1 100644
--- a/capa/ida/plugin/view.py
+++ b/capa/ida/plugin/view.py
@@ -184,6 +184,7 @@ class CapaExplorerRulegenPreview(QtWidgets.QTextEdit):
         self.setFont(QtGui.QFont("Courier", weight=QtGui.QFont.Bold))
         self.setLineWrapMode(QtWidgets.QTextEdit.NoWrap)
         self.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
+        self.setAcceptRichText(False)
 
     def reset_view(self):
         """ """