diff --git a/core/src/mindustry/content/Blocks.java b/core/src/mindustry/content/Blocks.java
index 2c5d3b751d..6fe2b66161 100644
--- a/core/src/mindustry/content/Blocks.java
+++ b/core/src/mindustry/content/Blocks.java
@@ -173,7 +173,7 @@ public class Blocks{
     payloadConveyor, payloadRouter, reinforcedPayloadConveyor, reinforcedPayloadRouter, payloadMassDriver, largePayloadMassDriver, smallDeconstructor, deconstructor, constructor, largeConstructor, payloadLoader, payloadUnloader,
 
     //logic
-    message, switchBlock, microProcessor, logicProcessor, hyperProcessor, largeLogicDisplay, logicDisplay, logicDisplayTile, memoryCell, memoryBank,
+    message, switchBlock, microProcessor, logicProcessor, hyperProcessor, largeLogicDisplay, logicDisplay, tileLogicDisplay, memoryCell, memoryBank,
     canvas, reinforcedMessage,
     worldProcessor, worldCell, worldMessage, worldSwitch,
 
@@ -6819,7 +6819,7 @@ public class Blocks{
             size = 6;
         }};
 
-        logicDisplayTile = new TileableLogicDisplay("tile-logic-display"){{
+        tileLogicDisplay = new TileableLogicDisplay("tile-logic-display"){{
             requirements(Category.logic, with(Items.lead, 8, Items.silicon, 8, Items.metaglass, 8, Items.phaseFabric, 3));
         }};
 
diff --git a/core/src/mindustry/content/SerpuloTechTree.java b/core/src/mindustry/content/SerpuloTechTree.java
index 062f8b3029..f8ebcea4d9 100644
--- a/core/src/mindustry/content/SerpuloTechTree.java
+++ b/core/src/mindustry/content/SerpuloTechTree.java
@@ -175,7 +175,7 @@ public class SerpuloTechTree{
 
                                         });
 
-                                        node(logicDisplayTile, () -> {
+                                        node(tileLogicDisplay, () -> {
 
                                         });
                                     });
diff --git a/core/src/mindustry/world/blocks/logic/LogicDisplay.java b/core/src/mindustry/world/blocks/logic/LogicDisplay.java
index 2b65768cb0..d29fe877a5 100644
--- a/core/src/mindustry/world/blocks/logic/LogicDisplay.java
+++ b/core/src/mindustry/world/blocks/logic/LogicDisplay.java
@@ -185,7 +185,7 @@ public class LogicDisplay extends Block{
                                         Tmp.tr1.set(displays.get(id).buffer.getTexture());
                                         Draw.rect(Tmp.tr1, x, y, p2, p2, p3 + 90);
                                     }
-                                }else if(ctype < ContentType.all.length && Vars.content.getByID(ContentType.all[p4], id) instanceof UnlockableContent u){
+                                }else if(ctype < ContentType.all.length && Vars.content.getByID(ContentType.all[ctype], id) instanceof UnlockableContent u){
                                     var icon = u.fullIcon;
                                     Draw.rect(icon, x, y, p2, p2 / icon.ratio(), p3);
                                 }