diff --git a/examples/00-mapdl-examples/transient_thermal.py b/examples/00-mapdl-examples/transient_thermal.py
index f8a8e7ca7b..e199b3dbe2 100644
--- a/examples/00-mapdl-examples/transient_thermal.py
+++ b/examples/00-mapdl-examples/transient_thermal.py
@@ -290,7 +290,7 @@
 plt.plot(my_bulk[:, 0], my_bulk[:, 1], ":", label="Input")
 plt.legend()
 plt.xlabel("Time (seconds)")
-plt.ylabel("Temperature (°F)")
+plt.ylabel("Temperature ($^\circ$F)")
 plt.show()
 
 ###############################################################################