diff --git a/docs/user-guide/detailed-simulation-setup/index.rst b/docs/user-guide/detailed-simulation-setup/index.rst
index 7e3438df4..16226894e 100644
--- a/docs/user-guide/detailed-simulation-setup/index.rst
+++ b/docs/user-guide/detailed-simulation-setup/index.rst
@@ -1,6 +1,6 @@
-#################
+#####################
 Detailed Simulation
-#################
+#####################
 
 Here, we will walk you through the basic features of Swiftest and using them in Python. 
 This is based on ``/Basic_Simulation`` in ``swiftest/examples``.