diff --git a/.buildkite/longruns_gpu/pipeline.yml b/.buildkite/longruns_gpu/pipeline.yml
index 568e2130c5..f3276a3ba3 100644
--- a/.buildkite/longruns_gpu/pipeline.yml
+++ b/.buildkite/longruns_gpu/pipeline.yml
@@ -37,7 +37,7 @@ steps:
         artifact_paths: "snowy_land_longrun_gpu/*png"
         agents:
           slurm_gpus: 1
-          slurm_time: 03:30:00
+          slurm_time: 24:00:00
         env:
           CLIMACOMMS_DEVICE: "CUDA"
 
diff --git a/experiments/long_runs/snowy_land.jl b/experiments/long_runs/snowy_land.jl
index 518a657db4..9399555954 100644
--- a/experiments/long_runs/snowy_land.jl
+++ b/experiments/long_runs/snowy_land.jl
@@ -384,7 +384,7 @@ end
 function setup_and_solve_problem(; greet = false)
 
     t0 = 0.0
-    tf = 60 * 60.0 * 24 * 365
+    tf = 60 * 60.0 * 24 * 365 * 4
     Δt = 450.0
     nelements = (101, 15)
     if greet