diff --git a/docs/report/031.ipynb b/docs/report/031.ipynb
index 700ced56..2583235e 100644
--- a/docs/report/031.ipynb
+++ b/docs/report/031.ipynb
@@ -787,7 +787,7 @@
     "    initial_state_mass=reaction.initial_state[-1].mass,\n",
     "    final_state_masses={i: p.mass for i, p in reaction.final_state.items()},\n",
     ")\n",
-    "phsp_momenta = phsp_generator.generate(100_000, rng)\n",
+    "phsp_momenta = phsp_generator.generate(500_000, rng)\n",
     "\n",
     "ε = 1e-8\n",
     "transformer = SympyDataTransformer.from_sympy(model.kinematic_variables, backend=\"jax\")\n",