diff --git a/src/visualization.jl b/src/visualization.jl
index 5234d5a..6212d9a 100644
--- a/src/visualization.jl
+++ b/src/visualization.jl
@@ -148,7 +148,7 @@ function build_ui(U, V, param_obs_map::NamedTuple, params_obs, heat_obs)
     end
     # Control Listeners
     on(btn_step.clicks) do _
-        multi_step!((U, V), stepsize[], heat_obs, params_obs; step_method=step_method[])
+        multi_step!((U, V), stepsize[] * 5, heat_obs, params_obs; step_method=step_method[])
     end
 
     on(btn_start.clicks) do _
@@ -157,7 +157,7 @@ function build_ui(U, V, param_obs_map::NamedTuple, params_obs, heat_obs)
 
     on(btn_start.clicks) do _
         @async while running[]
-            multi_step!((U, V), stepsize[] * 5, heat_obs, params_obs; step_method=step_method[])
+            multi_step!((U, V), stepsize[], heat_obs, params_obs; step_method=step_method[])
             sleep(0.0015)  # ~20 FPS
         end
     end
@@ -207,7 +207,7 @@ function build_ui(U, V, param_obs_map::NamedTuple, params_obs, heat_obs)
         U = 0.05 .* (2 .* rand(params_obs[].N, params_obs[].N) .- 1)  # noise in [-0.05, 0.05]
         V = 0.05 .* (2 .* rand(params_obs[].N, params_obs[].N) .- 1)
 
-        hm.colormap[] = cgrad(:lajolla, rev = true)
+        hm.colormap[] = cgrad(:lajolla, rev=true)
 
         # change params
         param_obs_map.Du[] = 0.182