diff --git a/examples/user_interfaces/embedding_in_qt_sgskip.py b/examples/user_interfaces/embedding_in_qt_sgskip.py
index f276a2a47c16..32529739ac14 100644
--- a/examples/user_interfaces/embedding_in_qt_sgskip.py
+++ b/examples/user_interfaces/embedding_in_qt_sgskip.py
@@ -5,8 +5,8 @@
Simple Qt application embedding Matplotlib canvases. This program will work
equally well using any Qt binding (PyQt6, PySide6, PyQt5, PySide2). The
-binding can be selected by setting the ``QT_API`` environment variable to the
-binding name, or by first importing it.
+binding can be selected by setting the :envvar:`QT_API` environment variable to
+the binding name, or by first importing it.
"""
import sys
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