diff --git a/Content.Client/SprayPainter/SprayPainterSystem.cs b/Content.Client/SprayPainter/SprayPainterSystem.cs
index 8f7d7f0362..365aedd82a 100644
--- a/Content.Client/SprayPainter/SprayPainterSystem.cs
+++ b/Content.Client/SprayPainter/SprayPainterSystem.cs
@@ -22,9 +22,9 @@ public sealed class SprayPainterSystem : SharedSprayPainterSystem
 {
     [Dependency] private readonly UserInterfaceSystem _ui = default!;
 
-    public List<SprayPainterDecalEntry> Decals = [];
-    public Dictionary<string, List<string>> PaintableGroupsByCategory = new();
-    public Dictionary<string, Dictionary<string, EntProtoId>> PaintableStylesByGroup = new();
+    public readonly List<SprayPainterDecalEntry> Decals = [];
+    public readonly Dictionary<string, List<string>> PaintableGroupsByCategory = new();
+    public readonly Dictionary<string, Dictionary<string, EntProtoId>> PaintableStylesByGroup = new();
 
     public override void Initialize()
     {
@@ -50,7 +50,8 @@ protected override void UpdateUi(Entity<SprayPainterComponent> ent)
 
     private void OnPrototypesReloaded(PrototypesReloadedEventArgs args)
     {
-        if (!args.WasModified<PaintableGroupCategoryPrototype>() || !args.WasModified<PaintableGroupPrototype>() || !args.WasModified<DecalPrototype>())
+        if (!args.WasModified<PaintableGroupCategoryPrototype>() || !args.WasModified<PaintableGroupPrototype>() ||
+            !args.WasModified<DecalPrototype>())
             return;
 
         CachePrototypes();
@@ -79,12 +80,10 @@ private void CachePrototypes()
         Decals.Clear();
         foreach (var decalPrototype in Proto.EnumeratePrototypes<DecalPrototype>().OrderBy(x => x.ID))
         {
-            if (!decalPrototype.Tags.Contains("station")
-                && !decalPrototype.Tags.Contains("markings")
-                || decalPrototype.Tags.Contains("dirty"))
+            if (decalPrototype.Tags.Contains("dirty"))
                 continue;
-
-            Decals.Add(new SprayPainterDecalEntry(decalPrototype.ID, decalPrototype.Sprite));
+            if (decalPrototype.Tags.Contains("station") && decalPrototype.Tags.Contains("markings"))
+                Decals.Add(new SprayPainterDecalEntry(decalPrototype.ID, decalPrototype.Sprite));
         }
     }
 
@@ -110,15 +109,15 @@ protected override void FrameUpdate(FrameEventArgs args)
 
             _lastPaintingDecals = _entity.Comp.DecalMode;
 
-            string modeLocString = _entity.Comp.DecalMode switch
+            var modeLocalization = _entity.Comp.DecalMode switch
             {
                 DecalPaintMode.Add => "spray-painter-item-status-add",
                 DecalPaintMode.Remove => "spray-painter-item-status-remove",
-                _ => "spray-painter-item-status-off"
+                _ => "spray-painter-item-status-off",
             };
 
             _label.SetMarkupPermissive(Robust.Shared.Localization.Loc.GetString("spray-painter-item-status-label",
-                ("mode", Robust.Shared.Localization.Loc.GetString(modeLocString))));
+                ("mode", Robust.Shared.Localization.Loc.GetString(modeLocalization))));
         }
     }
 }
diff --git a/Resources/Prototypes/_Null/Decals/pipes.yml b/Resources/Prototypes/_Null/Decals/pipes.yml
index 4861fb3073..4e92d34480 100644
--- a/Resources/Prototypes/_Null/Decals/pipes.yml
+++ b/Resources/Prototypes/_Null/Decals/pipes.yml
@@ -1,6 +1,6 @@
 - type: decal
   id: Pipes
-  tags: ["station"]
+  tags: ["station", "markings"]
   sprite:
     sprite: Decals/pipes.rsi
     state: pipes
diff --git a/Resources/Prototypes/_Null/Decals/spesos.yml b/Resources/Prototypes/_Null/Decals/spesos.yml
new file mode 100644
index 0000000000..0a086e3882
--- /dev/null
+++ b/Resources/Prototypes/_Null/Decals/spesos.yml
@@ -0,0 +1,6 @@
+- type: decal
+  id: speso
+  tags: ["station", "markings"]
+  sprite:
+    sprite: Decals/speso.rsi
+    state: speso
diff --git a/Resources/Textures/Decals/speso.rsi/meta.json b/Resources/Textures/Decals/speso.rsi/meta.json
new file mode 100644
index 0000000000..4bd41cfd23
--- /dev/null
+++ b/Resources/Textures/Decals/speso.rsi/meta.json
@@ -0,0 +1,14 @@
+{
+    "version": 1,
+    "license": "CC0-1.0",
+    "copyright": "Edited Speso Sprite",
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "speso"
+        }
+    ]
+}
diff --git a/Resources/Textures/Decals/speso.rsi/speso.png b/Resources/Textures/Decals/speso.rsi/speso.png
new file mode 100644
index 0000000000..b11a08a1cd
Binary files /dev/null and b/Resources/Textures/Decals/speso.rsi/speso.png differ