diff --git a/FightSystem_Main/src/de/steamwar/fightsystem/winconditions/WinconditionRelativeRedstonePercent.java b/FightSystem_Main/src/de/steamwar/fightsystem/winconditions/WinconditionRelativeRedstonePercent.java
index 7b1026e..a2da0b8 100644
--- a/FightSystem_Main/src/de/steamwar/fightsystem/winconditions/WinconditionRelativeRedstonePercent.java
+++ b/FightSystem_Main/src/de/steamwar/fightsystem/winconditions/WinconditionRelativeRedstonePercent.java
@@ -3,6 +3,7 @@ package de.steamwar.fightsystem.winconditions;
 import de.steamwar.fightsystem.Config;
 import de.steamwar.fightsystem.FightSystem;
 import de.steamwar.fightsystem.fight.Fight;
+import de.steamwar.fightsystem.fight.FightPlayer;
 import de.steamwar.fightsystem.fight.FightTeam;
 import de.steamwar.fightsystem.states.FightState;
 import de.steamwar.fightsystem.states.StateDependent;
@@ -15,11 +16,14 @@ import org.bukkit.block.data.BlockData;
 import org.bukkit.block.data.Powerable;
 import org.bukkit.block.data.Rail;
 import org.bukkit.block.data.type.TechnicalPiston;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.BlockPlaceEvent;
 import org.bukkit.scheduler.BukkitTask;
 
 import java.util.*;
 
-public class WinconditionRelativeRedstonePercent extends Wincondition implements PrintableWincondition, PercentWincondition {
+public class WinconditionRelativeRedstonePercent extends Wincondition implements PrintableWincondition, PercentWincondition, Listener {
 
     private static final World world = Bukkit.getWorlds().get(0);
     private static final Set<Material> ignoredBlocks;
@@ -41,6 +45,7 @@ public class WinconditionRelativeRedstonePercent extends Wincondition implements
         if (Config.ActiveWinconditions.contains(Winconditions.RELATIVE_REDSTONE_PERCENT)) {
             printableWinconditions.add(this);
             percentWincondition = this;
+            Bukkit.getPluginManager().registerEvents(this, FightSystem.getPlugin());
         }
     }
 
@@ -54,6 +59,17 @@ public class WinconditionRelativeRedstonePercent extends Wincondition implements
         return team.getPrefix() + "Schaden: " + (Math.round(100.0 * getPercent(team)) / 100.0) + "%";
     }
 
+    @EventHandler
+    public void onBlockPlace(BlockPlaceEvent event) {
+        FightPlayer fightPlayer = Fight.getFightPlayer(event.getPlayer());
+        if (fightPlayer == null) {
+            return;
+        }
+        if (validBlock(event.getBlockPlaced())) {
+            teamMap.get(fightPlayer.getTeam()).blockCount--;
+        }
+    }
+
     public static class TeamPercent extends StateDependent {
         private final FightTeam team;
 
@@ -105,33 +121,39 @@ public class WinconditionRelativeRedstonePercent extends Wincondition implements
             currentBlocks = 0;
             team.getSchemRegion().forEach((x, y, z) -> {
                 Block block = world.getBlockAt(x, y, z);
-                Material material = block.getType();
-                if (ignoredBlocks.contains(material)) {
-                    return;
-                }
-                BlockData blockData = block.getBlockData();
-                if (blockData instanceof Powerable
-                        || blockData instanceof TechnicalPiston
-                        || blockData instanceof AnaloguePowerable
-                        || blockData instanceof Rail) {
+                if (validBlock(block)) {
                     currentBlocks++;
-                    return;
-                }
-                switch (material) {
-                    case NOTE_BLOCK:
-                    case REDSTONE_BLOCK:
-                    case REDSTONE:
-                    case HOPPER:
-                    case REDSTONE_LAMP:
-                    case REDSTONE_TORCH:
-                    case REDSTONE_WALL_TORCH:
-                        currentBlocks++;
-                        break;
-                    default:
-                        break;
                 }
             });
             return currentBlocks;
         }
     }
+
+    private static boolean validBlock(Block block) {
+        Material material = block.getType();
+        if (ignoredBlocks.contains(material)) {
+            return false;
+        }
+        BlockData blockData = block.getBlockData();
+        if (blockData instanceof Powerable
+                || blockData instanceof TechnicalPiston
+                || blockData instanceof AnaloguePowerable
+                || blockData instanceof Rail) {
+            return true;
+        }
+        switch (material) {
+            case NOTE_BLOCK:
+            case REDSTONE_BLOCK:
+            case REDSTONE:
+            case OBSERVER:
+            case HOPPER:
+            case REDSTONE_LAMP:
+            case REDSTONE_TORCH:
+            case REDSTONE_WALL_TORCH:
+                return true;
+            default:
+                return false;
+        }
+    }
+
 }