diff --git a/mu_map/random_search/eval/params.py b/mu_map/random_search/eval/params.py
index 105bfc26712c11cd2e21d0fb84c087848304fe2f..78ccd441720cdb3826896bad245a08f40543bf39 100644
--- a/mu_map/random_search/eval/params.py
+++ b/mu_map/random_search/eval/params.py
@@ -87,7 +87,7 @@ parameter_groups = {
             "L2 + GDL": WeightedLoss.from_str("L2+GDL"),
         },
         keys=["criterion_dist"],
-        labels=[r"$L_{1}$", r"$L_{2} + L_{GDL}$"],
+        labels=[r"$L_{1}$", r"$L_{2} + L_{\mathrm{GDL}}$"],
     ),
     "loss_weights": ParameterGroups(
         groups={