diff --git a/profiles/nextflu-private/antigenic_distances.smk b/profiles/nextflu-private/antigenic_distances.smk
index cb5800c8..9d876619 100644
--- a/profiles/nextflu-private/antigenic_distances.smk
+++ b/profiles/nextflu-private/antigenic_distances.smk
@@ -26,7 +26,7 @@ rule plot_antigenic_distances_between_strains:
     log:
         "logs/plot_antigenic_distances_between_strains_{build_name}_{segment}_{titer_collection}.txt"
     params:
-        min_test_date=2022.0,
+        min_test_date=2022.5,
         title=get_titer_collection_title,
     conda: "../../workflow/envs/nextstrain.yaml"
     shell: