diff --git a/examples/plot_loo_pit_ecdf.py b/examples/plot_loo_pit_ecdf.py
index <HASH>..<HASH> 100644
--- a/examples/plot_loo_pit_ecdf.py
+++ b/examples/plot_loo_pit_ecdf.py
@@ -1,6 +1,6 @@
 """
 LOO-PIT ECDF Plot
-=========
+=================
 
 _thumb: .5, .7
 """
diff --git a/examples/plot_loo_pit_overlay.py b/examples/plot_loo_pit_overlay.py
index <HASH>..<HASH> 100644
--- a/examples/plot_loo_pit_overlay.py
+++ b/examples/plot_loo_pit_overlay.py
@@ -1,6 +1,6 @@
 """
 LOO-PIT Overlay Plot
-=========
+====================
 
 _thumb: .5, .7
 """
fix underline (#<I>)