diff --git a/openpype/tools/publisher/widgets/help_widget.py b/openpype/tools/publisher/widgets/help_widget.py
index 7da07b1e78..0090111889 100644
--- a/openpype/tools/publisher/widgets/help_widget.py
+++ b/openpype/tools/publisher/widgets/help_widget.py
@@ -44,8 +44,10 @@ class HelpWidget(QtWidgets.QWidget):
         if commonmark:
             html = commonmark.commonmark(text)
             self._detail_description_input.setHtml(html)
-        else:
+        elif hasattr(self._detail_description_input, "setMarkdown"):
             self._detail_description_input.setMarkdown(text)
+        else:
+            self._detail_description_input.setText(text)
 
 
 class HelpDialog(QtWidgets.QDialog):
diff --git a/openpype/tools/publisher/widgets/validations_widget.py b/openpype/tools/publisher/widgets/validations_widget.py
index 772a561504..8c483e8088 100644
--- a/openpype/tools/publisher/widgets/validations_widget.py
+++ b/openpype/tools/publisher/widgets/validations_widget.py
@@ -709,5 +709,7 @@ class ValidationsWidget(QtWidgets.QFrame):
         if commonmark:
             html = commonmark.commonmark(description)
             self._error_details_input.setHtml(html)
-        else:
+        elif hasattr(self._error_details_input, "setMarkdown"):
             self._error_details_input.setMarkdown(description)
+        else:
+            self._error_details_input.setText(description)