diff --git a/nufi/cells.h b/nufi/cells.h
index 9f9d548..7e9e823 100644
--- a/nufi/cells.h
+++ b/nufi/cells.h
@@ -1,4 +1,4 @@
-#ifndef CELLS_H
+#fndef CELLS_H
 #define CELLS_H
 
 #include <array>
@@ -123,9 +123,6 @@ CellLocation<dim> CellLocator<dim>::locate(const Point<dim> &p) const {
   typename Triangulation<dim>::cell_iterator cell = base_cells[idx];
   xi = xi_local;
 
-  // Step 4: continue descending only through ADAPTIVE refinement beyond
-  // the base level -- this loop now only runs `depth - base_level` times
-  // instead of `depth` times.
   while (cell->has_children()) {
     const unsigned int child_index =
         GeometryInfo<dim>::child_cell_from_point(xi);
diff --git a/run b/run
index 84465d9..e47a950 100755
--- a/run
+++ b/run
@@ -12,6 +12,7 @@ BINARY="./build/nufi_poisson"
 FLAMEGRAPH_DIR="${HOME}/.local/bin/FlameGraph"
 OUT_DIR="./results/perf"
 PERF_FREQ=99
+TITLE="${FLAMEGRAPH_TITLE:-NuFI-deal.II FlameGraph}"
 
 # ---- checks -------------------------------------------------------------
 if [[ ! -x "${BINARY}" ]]; then
@@ -77,7 +78,7 @@ echo "==> Collapsing stacks ..."
 "${FLAMEGRAPH_DIR}/stackcollapse-perf.pl" "${PERF_SCRIPT_OUT}" > "${FOLDED_OUT}"
 
 echo "==> Building flamegraph ..."
-"${FLAMEGRAPH_DIR}/flamegraph.pl" "${FOLDED_OUT}" > "${FLAMEGRAPH_OUT}"
+"${FLAMEGRAPH_DIR}/flamegraph.pl" --title="${TITLE}" "${FOLDED_OUT}" > "${FLAMEGRAPH_OUT}"
 
 echo "==> Done."
 echo "    perf.data   : ${PERF_DATA}"