diff --git a/config/model_configs/edmfx_trmm_box.yml b/config/model_configs/edmfx_trmm_box.yml
index e9f1012fb3..62bbd4cfdf 100644
--- a/config/model_configs/edmfx_trmm_box.yml
+++ b/config/model_configs/edmfx_trmm_box.yml
@@ -23,7 +23,7 @@ y_elem: 2
 z_elem: 82
 z_stretch: false
 dt: 1secs
-t_end: 6hours
+t_end: 2hours
 dt_save_to_disk: 10mins
 FLOAT_TYPE: "Float64"
 toml: [toml/edmfx_box.toml]