diff --git a/experiments/long_runs/soil.jl b/experiments/long_runs/soil.jl
index c9f63722af..dfb1c0be64 100644
--- a/experiments/long_runs/soil.jl
+++ b/experiments/long_runs/soil.jl
@@ -6,7 +6,7 @@
 # land/sea mask are not yet supported by ClimaCore.
 
 # Simulation Setup
-# Number of spatial elements: 101 in horizontal, 15 in vertical
+# Number of spatial elements: 101 1in horizontal, 15 in vertical
 # Soil depth: 50 m
 # Simulation duration: 365 d
 # Timestep: 900 s
@@ -353,7 +353,7 @@ function setup_prob(t0, tf, Δt; outdir = outdir, nelements = (101, 15))
 
     soil_args = (domain = domain, parameters = soil_params)
     soil_model_type = Soil.EnergyHydrology{FT}
-    sources = (Soil.PhaseChange{FT}(Δt),)# sublimation and subsurface runoff are added automatically
+    sources = (Soil.PhaseChange{FT}(),)# sublimation and subsurface runoff are added automatically
     top_bc = ClimaLand.Soil.AtmosDrivenFluxBC(atmos, radiation, runoff_model)
     zero_flux = Soil.HeatFluxBC((p, t) -> 0.0)
     boundary_conditions = (;