diff --git a/me/GridNode.java b/me/GridNode.java
index a7e23a211..ed0a53121 100644
--- a/me/GridNode.java
+++ b/me/GridNode.java
@@ -470,7 +470,7 @@ public class GridNode implements IGridNode, IPathItem
 	@Override
 	public boolean meetsChannelRequirements()
 	{
-		return (!getGridBlock().getFlags().contains( GridFlags.REQURE_CHANNEL ) || getUsedChannels() > 0);
+		return (!getGridBlock().getFlags().contains( GridFlags.REQUIRE_CHANNEL ) || getUsedChannels() > 0);
 	}
 
 	@Override
diff --git a/me/cache/P2PCache.java b/me/cache/P2PCache.java
index 51c676a3e..2546ca261 100644
--- a/me/cache/P2PCache.java
+++ b/me/cache/P2PCache.java
@@ -84,7 +84,7 @@ public class P2PCache implements IGridCache
 		{
 			if ( machine instanceof PartP2PTunnelME )
 			{
-				if ( !node.hasFlag( GridFlags.REQURE_CHANNEL ) )
+				if ( !node.hasFlag( GridFlags.REQUIRE_CHANNEL ) )
 					return;
 			}
 
@@ -107,7 +107,7 @@ public class P2PCache implements IGridCache
 		{
 			if ( machine instanceof PartP2PTunnelME )
 			{
-				if ( !node.hasFlag( GridFlags.REQURE_CHANNEL ) )
+				if ( !node.hasFlag( GridFlags.REQUIRE_CHANNEL ) )
 					return;
 			}
 
diff --git a/me/cache/PathGridCache.java b/me/cache/PathGridCache.java
index 1afa5bff4..554551c46 100644
--- a/me/cache/PathGridCache.java
+++ b/me/cache/PathGridCache.java
@@ -190,7 +190,7 @@ public class PathGridCache implements IPathingGrid
 			recalculateControllerNextTick = true;
 		}
 
-		if ( gridNode.getGridBlock().getFlags().contains( GridFlags.REQURE_CHANNEL ) )
+		if ( gridNode.getGridBlock().getFlags().contains( GridFlags.REQUIRE_CHANNEL ) )
 			requireChannels.remove( gridNode );
 
 		repath();
@@ -205,7 +205,7 @@ public class PathGridCache implements IPathingGrid
 			recalculateControllerNextTick = true;
 		}
 
-		if ( gridNode.getGridBlock().getFlags().contains( GridFlags.REQURE_CHANNEL ) )
+		if ( gridNode.getGridBlock().getFlags().contains( GridFlags.REQUIRE_CHANNEL ) )
 			requireChannels.add( gridNode );
 
 		repath();
diff --git a/me/pathfinding/PathSegment.java b/me/pathfinding/PathSegment.java
index 26b60adb8..ad7d44c27 100644
--- a/me/pathfinding/PathSegment.java
+++ b/me/pathfinding/PathSegment.java
@@ -48,7 +48,7 @@ public class PathSegment
 				{
 					pi.setControllerRoute( i, true );
 
-					if ( flags.contains( GridFlags.REQURE_CHANNEL ) )
+					if ( flags.contains( GridFlags.REQUIRE_CHANNEL ) )
 					{
 						// close the semi open.
 						if ( !semiopen.contains( pi ) )
diff --git a/parts/PartBasicState.java b/parts/PartBasicState.java
index b697eec8e..4a71fef28 100644
--- a/parts/PartBasicState.java
+++ b/parts/PartBasicState.java
@@ -110,7 +110,7 @@ public class PartBasicState extends AEBasePart
 
 	public PartBasicState(Class c, ItemStack is) {
 		super( c, is );
-		proxy.setFlags( GridFlags.REQURE_CHANNEL );
+		proxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 	}
 
 }
diff --git a/parts/p2p/PartP2PTunnelME.java b/parts/p2p/PartP2PTunnelME.java
index 36acd2070..01096a8ad 100644
--- a/parts/p2p/PartP2PTunnelME.java
+++ b/parts/p2p/PartP2PTunnelME.java
@@ -38,7 +38,7 @@ public class PartP2PTunnelME extends PartP2PTunnel<PartP2PTunnelME> implements I
 
 	public PartP2PTunnelME(ItemStack is) {
 		super( is );
-		proxy.setFlags( GridFlags.REQURE_CHANNEL, GridFlags.DENSE_CHANNEL );
+		proxy.setFlags( GridFlags.REQUIRE_CHANNEL, GridFlags.DENSE_CHANNEL );
 		outerProxy.setFlags( GridFlags.TIER_2_CAPACITY, GridFlags.CANNOT_CARRY_DENSE );
 	}
 
diff --git a/parts/reporting/PartMonitor.java b/parts/reporting/PartMonitor.java
index 3ef97c9c2..dd2dbe256 100644
--- a/parts/reporting/PartMonitor.java
+++ b/parts/reporting/PartMonitor.java
@@ -116,7 +116,7 @@ public class PartMonitor extends AEBasePart implements IPartMonitor
 	protected PartMonitor(Class c, ItemStack is) {
 		super( c, is );
 		if ( notLightSource )
-			proxy.setFlags( GridFlags.REQURE_CHANNEL );
+			proxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		else
 			proxy.setIdlePowerUsage( 1.0 / 16.0 ); // lights drain a little bit.
 
diff --git a/tile/misc/TileSecurity.java b/tile/misc/TileSecurity.java
index ae42b0d65..e6ab38b45 100644
--- a/tile/misc/TileSecurity.java
+++ b/tile/misc/TileSecurity.java
@@ -185,7 +185,7 @@ public class TileSecurity extends AENetworkTile implements IStorageMonitorable
 
 	public TileSecurity() {
 		addNewHandler( new SecurityHandler() );
-		gridProxy.setFlags( GridFlags.REQURE_CHANNEL );
+		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		gridProxy.setIdlePowerUsage( 2.0 );
 		diffrence++;
 		securityKey = System.currentTimeMillis() * 10 + diffrence;
diff --git a/tile/networking/TileWireless.java b/tile/networking/TileWireless.java
index 4161dd987..8a5068a6e 100644
--- a/tile/networking/TileWireless.java
+++ b/tile/networking/TileWireless.java
@@ -33,7 +33,7 @@ public class TileWireless extends AENetworkInvTile
 	public int clientFlags = 0;
 
 	public TileWireless() {
-		gridProxy.setFlags( GridFlags.REQURE_CHANNEL );
+		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		addNewHandler( new TileWirelessHandler() );
 	}
 
diff --git a/tile/spatial/TileSpatialPylon.java b/tile/spatial/TileSpatialPylon.java
index c839f3741..9f4789dd8 100644
--- a/tile/spatial/TileSpatialPylon.java
+++ b/tile/spatial/TileSpatialPylon.java
@@ -77,7 +77,7 @@ public class TileSpatialPylon extends AENetworkTile implements IAEMultiBlock
 	};
 
 	public TileSpatialPylon() {
-		gridProxy.setFlags( GridFlags.REQURE_CHANNEL, GridFlags.MULTIBLOCK );
+		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL, GridFlags.MULTIBLOCK );
 		gridProxy.setIdlePowerUsage( 0.5 );
 		gridProxy.setValidSides( EnumSet.noneOf( ForgeDirection.class ) );
 		addNewHandler( new TileSpatialPylonHandler() );
diff --git a/tile/storage/TileChest.java b/tile/storage/TileChest.java
index d86511818..75657ea93 100644
--- a/tile/storage/TileChest.java
+++ b/tile/storage/TileChest.java
@@ -218,7 +218,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	}
 
 	public TileChest() {
-		gridProxy.setFlags( GridFlags.REQURE_CHANNEL );
+		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		addNewHandler( new invManger() );
 
 		internalPublicPowerStorage = true;
diff --git a/tile/storage/TileDrive.java b/tile/storage/TileDrive.java
index 244ebaec4..6060aba1e 100644
--- a/tile/storage/TileDrive.java
+++ b/tile/storage/TileDrive.java
@@ -133,7 +133,7 @@ public class TileDrive extends AENetworkInvTile implements IChestOrDrive, IPrior
 
 	public TileDrive() {
 		mySrc = new MachineSource( this );
-		gridProxy.setFlags( GridFlags.REQURE_CHANNEL );
+		gridProxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		addNewHandler( new invManger() );
 	}