diff --git a/scripts/main.jl b/scripts/main.jl
index 59c9031..d975e88 100644
--- a/scripts/main.jl
+++ b/scripts/main.jl
@@ -6,7 +6,7 @@ using GLMakie
 
 using .Visualization
 
-# GSParams AND FHNParams
+# CombinedPDEParams
 N = 128
 dx = 1.0
 params = (
@@ -23,7 +23,7 @@ params = (
 
 params_obs = Observable{CombinedPDEParams}(CombinedPDEParams(N, dx, params.Du[], params.Dv[], params.F[], params.k[], params.ϵ[], params.a[], params.b[]))
 
-# need so params in param_boxes are updated
+# needed so params in param_boxes are updated
 lift(params.N, params.dx, params.Du, params.Dv, params.F, params.k, params.ϵ, params.a, params.b) do N, dx, Du, Dv, F, k, ϵ, a, b
     params_obs[] = CombinedPDEParams(N, dx, Du, Dv, F, k, ϵ, a, b)
 end
diff --git a/src/utils/constants.jl b/src/utils/constants.jl
index e453f1f..36015c5 100644
--- a/src/utils/constants.jl
+++ b/src/utils/constants.jl
@@ -1,3 +1,4 @@
+# This struct includes all parameters needed for FHN and GrayScott
 struct CombinedPDEParams
     N::Int
     dx::Float64