diff --git a/meshmode/mesh/__init__.py b/meshmode/mesh/__init__.py
index 9df70d387b5d40d435982024c1dd0b78429915d8..c2ace66b3e8f1d97f3b98f0d0538d6deded87c75 100644
--- a/meshmode/mesh/__init__.py
+++ b/meshmode/mesh/__init__.py
@@ -1382,7 +1382,7 @@ def is_boundary_tag_empty(mesh, boundary_tag):
 # }}}
 
 
-# {{{
+# {{{ is_affine_simplex_group
 
 def is_affine_simplex_group(group, abs_tol=None):
     if abs_tol is None: