diff --git a/gradle.properties b/gradle.properties
index 317e9428b..047dbe81a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,8 +1,8 @@
 group = org.purpurmc.purpur
 version = 1.21.6-R0.1-SNAPSHOT
 
-mcVersion = 1.21.6-pre3
-paperCommit = 6101c8af5bac6ba2b8ed6c50cf4d219ce3d07352
+mcVersion = 1.21.6-pre4
+paperCommit = 569c3231fb742fdd79af1d115398c1efae48bd90
 
 org.gradle.configuration-cache = true
 org.gradle.caching = true
diff --git a/purpur-api/paper-patches/files/src/main/java/org/bukkit/World.java.patch b/purpur-api/paper-patches/files/src/main/java/org/bukkit/World.java.patch
index 64546e194..3854c7295 100644
--- a/purpur-api/paper-patches/files/src/main/java/org/bukkit/World.java.patch
+++ b/purpur-api/paper-patches/files/src/main/java/org/bukkit/World.java.patch
@@ -1,6 +1,6 @@
 --- a/src/main/java/org/bukkit/World.java
 +++ b/src/main/java/org/bukkit/World.java
-@@ -4290,6 +_,86 @@
+@@ -4308,6 +_,86 @@
      @Nullable
      public DragonBattle getEnderDragonBattle();
  
diff --git a/purpur-server/paper-patches/files/src/main/java/org/bukkit/craftbukkit/Main.java.patch b/purpur-server/paper-patches/files/src/main/java/org/bukkit/craftbukkit/Main.java.patch
index ed8da8e31..d720f9fa7 100644
--- a/purpur-server/paper-patches/files/src/main/java/org/bukkit/craftbukkit/Main.java.patch
+++ b/purpur-server/paper-patches/files/src/main/java/org/bukkit/craftbukkit/Main.java.patch
@@ -1,6 +1,6 @@
 --- a/src/main/java/org/bukkit/craftbukkit/Main.java
 +++ b/src/main/java/org/bukkit/craftbukkit/Main.java
-@@ -165,6 +_,14 @@
+@@ -164,6 +_,14 @@
                          .defaultsTo(new File[] {})
                          .describedAs("Jar file");
  
@@ -15,7 +15,7 @@
                  acceptsAll(asList("server-name"), "Name of the server")
                          .withRequiredArg()
                          .ofType(String.class)
-@@ -224,7 +_,7 @@
+@@ -223,7 +_,7 @@
                      System.setProperty(net.minecrell.terminalconsole.TerminalConsoleAppender.JLINE_OVERRIDE_PROPERTY, "false"); // Paper
                  }