diff --git a/src/main/java/cr0s/warpdrive/block/collection/TileEntityAbstractMiner.java b/src/main/java/cr0s/warpdrive/block/collection/TileEntityAbstractMiner.java
index 824252bb..74029040 100644
--- a/src/main/java/cr0s/warpdrive/block/collection/TileEntityAbstractMiner.java
+++ b/src/main/java/cr0s/warpdrive/block/collection/TileEntityAbstractMiner.java
@@ -102,10 +102,10 @@ public abstract class TileEntityAbstractMiner extends TileEntityAbstractLaser {
 				// intended code if AccessTransformer was working with gradlew:
 				// itemStackDrops.add(blockState.getBlock().getSilkTouchDrop(blockState));
 				
-				ItemStack itemStackDrop;
+				final ItemStack itemStackDrop;
 				try {
 					itemStackDrop = (ItemStack) WarpDrive.methodBlock_getSilkTouch.invoke(blockState.getBlock(), blockState);
-				} catch (IllegalAccessException | InvocationTargetException exception) {
+				} catch (final IllegalAccessException | InvocationTargetException exception) {
 					throw new RuntimeException(exception);
 				}
 				if (!itemStackDrop.isEmpty()) {
diff --git a/src/main/java/cr0s/warpdrive/block/collection/TileEntityLaserTreeFarm.java b/src/main/java/cr0s/warpdrive/block/collection/TileEntityLaserTreeFarm.java
index 56d7a5f9..33673fed 100644
--- a/src/main/java/cr0s/warpdrive/block/collection/TileEntityLaserTreeFarm.java
+++ b/src/main/java/cr0s/warpdrive/block/collection/TileEntityLaserTreeFarm.java
@@ -272,8 +272,8 @@ public class TileEntityLaserTreeFarm extends TileEntityAbstractMiner {
 				final BlockPos valuable = valuables.get(valuableIndex);
 				final IBlockState blockStateValuable = world.getBlockState(valuable);
 				valuableIndex++;
-				boolean isLog = isLog(blockStateValuable.getBlock());
-				boolean isLeaf = isLeaf(blockStateValuable.getBlock());
+				final boolean isLog = isLog(blockStateValuable.getBlock());
+				final boolean isLeaf = isLeaf(blockStateValuable.getBlock());
 				
 				// check area protection
 				if (isBlockBreakCanceled(null, world, valuable)) {
diff --git a/src/main/java/cr0s/warpdrive/block/forcefield/TileEntityForceField.java b/src/main/java/cr0s/warpdrive/block/forcefield/TileEntityForceField.java
index 0fc9cf01..ae74cee7 100644
--- a/src/main/java/cr0s/warpdrive/block/forcefield/TileEntityForceField.java
+++ b/src/main/java/cr0s/warpdrive/block/forcefield/TileEntityForceField.java
@@ -118,7 +118,7 @@ public class TileEntityForceField extends TileEntityAbstractBase {
 				cache_lightCamouflage = forceFieldSetup.getCamouflageLight();
 			}
 		}
-		IBlockState blockState = world.getBlockState(pos);
+		final IBlockState blockState = world.getBlockState(pos);
 		world.notifyBlockUpdate(pos, blockState, blockState, 3);
 	}