diff --git a/scripts/build.sh b/scripts/build.sh
index 7ad7da534..af1770929 100644
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -36,7 +36,7 @@ echo "[Akarin] Ready to build"
 	else
 		rm -rf Paper-API/src
 		rm -rf Paper-Server/src
-		./paper jar
+		./paper patch
 		\cp -rf "$basedir/sources/src" "$paperbasedir/Paper-Server/"
 		\cp -rf "$basedir/sources/pom.xml" "$paperbasedir/Paper-Server/"
 		mvn clean install
@@ -51,4 +51,4 @@ echo "[Akarin] Ready to build"
 	echo "[Akarin] Migrated final jar to $basedir/akarin-$minecraftversion.jar"
 )
 
-)
+)
\ No newline at end of file
diff --git a/sources/pom.xml b/sources/pom.xml
index f02408fff..c196bc9d5 100644
--- a/sources/pom.xml
+++ b/sources/pom.xml
@@ -1,4 +1,4 @@
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>akarin</artifactId>
@@ -18,7 +18,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
-
+    
     <parent>
         <groupId>com.destroystokyo.paper</groupId>
         <artifactId>paper-parent</artifactId>
@@ -26,6 +26,7 @@
     </parent>
 
     <dependencies>
+        <!-- bugfixes (netty#6607) -->
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
@@ -42,7 +43,7 @@
             <groupId>com.destroystokyo.paper</groupId>
             <artifactId>paper</artifactId>
             <version>${minecraft.version}-R0.1-SNAPSHOT</version>
-            <scope>compile</scope>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>net.sf.jopt-simple</groupId>
@@ -68,6 +69,7 @@
             <version>3.0.3</version>
             <scope>compile</scope>
         </dependency>
+
         <dependency>
             <groupId>net.minecrell</groupId>
             <artifactId>terminalconsoleappender</artifactId>
@@ -105,7 +107,7 @@
             <artifactId>log4j-iostreams</artifactId>
             <version>2.8.1</version>
         </dependency>
-
+        
         <!-- Paper - Async loggers -->
         <dependency>
             <groupId>com.lmax</groupId>
@@ -118,7 +120,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.13.1</version>
+            <version>4.12</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -127,13 +129,13 @@
             <version>1.3</version>
             <scope>test</scope>
         </dependency>
-
-        <!--  Akarin -->
+        
+        <!-- Akarin -->
         <dependency>
             <groupId>io.akarin</groupId>
             <artifactId>legacylauncher</artifactId>
             <version>1.26</version>
-        </dependency> 
+        </dependency>
         <dependency>
             <groupId>org.spongepowered</groupId>
             <artifactId>mixin</artifactId>
@@ -182,7 +184,7 @@
         </pluginRepository>
     </pluginRepositories>
 
-     <!-- This builds a completely 'ready to start' jar with all dependencies inside -->
+    <!-- This builds a completely 'ready to start' jar with all dependencies inside -->
     <build>
         <finalName>akarin-${minecraft.version}</finalName>
         <defaultGoal>clean install</defaultGoal> <!-- Paper -->
diff --git a/sources/src/main/java/io/akarin/server/mixin/core/MixinMinecraftServer.java b/sources/src/main/java/io/akarin/server/mixin/core/MixinMinecraftServer.java
index 7a7cdb5b7..f5daa7e2a 100644
--- a/sources/src/main/java/io/akarin/server/mixin/core/MixinMinecraftServer.java
+++ b/sources/src/main/java/io/akarin/server/mixin/core/MixinMinecraftServer.java
@@ -60,12 +60,12 @@ public abstract class MixinMinecraftServer {
     ))
     private void prerun(CallbackInfo info) {
         primaryThread.setPriority(AkarinGlobalConfig.primaryThreadPriority < Thread.NORM_PRIORITY ? Thread.NORM_PRIORITY :
-        (AkarinGlobalConfig.primaryThreadPriority > Thread.MAX_PRIORITY ? 10 : AkarinGlobalConfig.primaryThreadPriority));
+            (AkarinGlobalConfig.primaryThreadPriority > Thread.MAX_PRIORITY ? 10 : AkarinGlobalConfig.primaryThreadPriority));
         Akari.resizeTickExecutors((cachedWorldSize = worlds.size()));
         
-       for (int i = 0; i < worlds.size(); ++i) {
+        for (int i = 0; i < worlds.size(); ++i) {
             WorldServer world = worlds.get(i);
-        //    TileEntityHopper.skipHopperEvents = world.paperConfig.disableHopperMoveEvents || InventoryMoveItemEvent.getHandlerList().getRegisteredListeners().length == 0;
+            TileEntityHopper.skipHopperEvents = world.paperConfig.disableHopperMoveEvents || InventoryMoveItemEvent.getHandlerList().getRegisteredListeners().length == 0;
         }
         AkarinSlackScheduler.get().boot();
     }