diff --git a/core/src/mindustry/core/Renderer.java b/core/src/mindustry/core/Renderer.java
index ec10061402..0e7855f3eb 100644
--- a/core/src/mindustry/core/Renderer.java
+++ b/core/src/mindustry/core/Renderer.java
@@ -201,6 +201,7 @@ public class Renderer implements ApplicationListener{
 
         Draw.proj(camera);
 
+        blocks.checkChanges();
         blocks.floor.checkChanges();
         blocks.processBlocks();
 
diff --git a/core/src/mindustry/graphics/BlockRenderer.java b/core/src/mindustry/graphics/BlockRenderer.java
index 5183551b93..032fe2709d 100644
--- a/core/src/mindustry/graphics/BlockRenderer.java
+++ b/core/src/mindustry/graphics/BlockRenderer.java
@@ -13,7 +13,6 @@ import mindustry.content.*;
 import mindustry.game.EventType.*;
 import mindustry.game.Teams.*;
 import mindustry.gen.*;
-import mindustry.ui.*;
 import mindustry.world.*;
 import mindustry.world.blocks.power.*;
 
@@ -142,11 +141,21 @@ public class BlockRenderer{
                 Tile other = world.tile(cx, cy);
                 if(other != null){
                     darkEvents.add(other.pos());
+                    floor.recacheTile(other);
                 }
             }
         }
     }
 
+    public void checkChanges(){
+        darkEvents.each(pos -> {
+            var tile = world.tile(pos);
+            if(tile != null){
+                tile.data = world.getWallDarkness(tile);
+            }
+        });
+    }
+
     public void drawDarkness(){
         if(!darkEvents.isEmpty()){
             Draw.flush();
@@ -156,10 +165,9 @@ public class BlockRenderer{
 
             darkEvents.each(pos -> {
                 var tile = world.tile(pos);
-                tile.data = world.getWallDarkness(tile);
                 float darkness = world.getDarkness(tile.x, tile.y);
                 //then draw the shadow
-                Draw.colorl(!tile.isDarkened() || darkness <= 0f ? 1f : 1f - Math.min((darkness + 0.5f) / 4f, 1f));
+                Draw.colorl(darkness <= 0f ? 1f : 1f - Math.min((darkness + 0.5f) / 4f, 1f));
                 Fill.rect(tile.x + 0.5f, tile.y + 0.5f, 1, 1);
             });
 
diff --git a/core/src/mindustry/graphics/FloorRenderer.java b/core/src/mindustry/graphics/FloorRenderer.java
index 8d837b5dad..1e2247f71e 100644
--- a/core/src/mindustry/graphics/FloorRenderer.java
+++ b/core/src/mindustry/graphics/FloorRenderer.java
@@ -97,7 +97,6 @@ public class FloorRenderer{
 
     /** Queues up a cache change for a tile. Only runs in render loop. */
     public void recacheTile(Tile tile){
-        //TODO will be faster it the position also specified the layer to be recached
         //recaching all layers may not be necessary
         recacheSet.add(Point2.pack(tile.x / chunksize, tile.y / chunksize));
     }
@@ -168,7 +167,6 @@ public class FloorRenderer{
         shader.setUniformi("u_texture", 0);
 
         //only ever use the base environment texture
-        //TODO show error texture for anything else
         texture.bind(0);
 
         //enable all mesh attributes