diff --git a/Runtime/CellularAutomaton/CellularAutomaton.cs b/Runtime/CellularAutomaton/CellularAutomaton.cs
index a6a99199..ce9dc1f8 100644
--- a/Runtime/CellularAutomaton/CellularAutomaton.cs
+++ b/Runtime/CellularAutomaton/CellularAutomaton.cs
@@ -10,13 +10,22 @@ namespace ProceduralToolkit.CellularAutomata
     public class CellularAutomaton
     {
         [Serializable]
-        public class Config
+        public struct Config
         {
-            public int width = 128;
-            public int height = 128;
-            public Ruleset ruleset = Ruleset.life;
-            public float startNoise = 0.25f;
-            public bool aliveBorders = false;
+            public int width;
+            public int height;
+            public Ruleset ruleset;
+            public float startNoise;
+            public bool aliveBorders;
+
+            public static Config life = new Config
+            {
+                width = 128,
+                height = 128,
+                ruleset = Ruleset.life,
+                startNoise = 0.25f,
+                aliveBorders = false,
+            };
         }
 
         private bool[,] _cells;
diff --git a/Samples/CellularAutomata/CellularAutomatonExample.cs b/Samples/CellularAutomata/CellularAutomatonExample.cs
index 9dbec1c2..3a50caae 100644
--- a/Samples/CellularAutomata/CellularAutomatonExample.cs
+++ b/Samples/CellularAutomata/CellularAutomatonExample.cs
@@ -16,7 +16,7 @@ public class CellularAutomatonExample : ConfiguratorBase
         public ToggleGroup toggleGroup;
         public RawImage image;
         [Space]
-        public CellularAutomaton.Config config = new CellularAutomaton.Config();
+        public CellularAutomaton.Config config = CellularAutomaton.Config.life;
 
         private enum RulesetName
         {
@@ -117,11 +117,11 @@ private void DrawCells()
                 {
                     if (automaton.cells[x, y])
                     {
-                        pixels[y*config.width + x] = aliveColor;
+                        pixels.SetXY(x, y, config.width, aliveColor);
                     }
                     else
                     {
-                        pixels[y*config.width + x] = deadColor;
+                        pixels.SetXY(x, y, config.width, deadColor);
                     }
                 }
             }