1 files changed, 4 insertions, 2 deletions
diff --git a/src/main/java/gregtech/common/covers/GT_Cover_RedstoneTransmitterExternal.java b/src/main/java/gregtech/common/covers/GT_Cover_RedstoneTransmitterExternal.java
index 92445fa038..984e817665 100644
--- a/src/main/java/gregtech/common/covers/GT_Cover_RedstoneTransmitterExternal.java
+++ b/src/main/java/gregtech/common/covers/GT_Cover_RedstoneTransmitterExternal.java
@@ -1,5 +1,7 @@
 package gregtech.common.covers;
 
+import static gregtech.api.enums.GT_Values.ALL_VALID_SIDES;
+
 import gregtech.api.GregTech_API;
 import gregtech.api.interfaces.ITexture;
 import gregtech.api.interfaces.covers.IControlsWorkCover;
@@ -53,8 +55,8 @@ public class GT_Cover_RedstoneTransmitterExternal extends GT_Cover_RedstoneWirel
     @Override
     public boolean isCoverPlaceable(byte aSide, ItemStack aStack, ICoverable aTileEntity) {
         if (!super.isCoverPlaceable(aSide, aStack, aTileEntity)) return false;
-        for (byte i = 0; i < 6; i++) {
-            if (aTileEntity.getCoverBehaviorAtSideNew(i) instanceof IControlsWorkCover) {
+        for (byte tSide : ALL_VALID_SIDES) {
+            if (aTileEntity.getCoverBehaviorAtSideNew(tSide) instanceof IControlsWorkCover) {
                 return false;
             }
         }