diff --git a/src/main/java/net/minestom/server/network/UuidProvider.java b/src/main/java/net/minestom/server/network/UuidProvider.java
deleted file mode 100644
index 7fe21c17e..000000000
--- a/src/main/java/net/minestom/server/network/UuidProvider.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package net.minestom.server.network;
-
-import net.minestom.server.network.player.PlayerConnection;
-import org.jetbrains.annotations.NotNull;
-
-import java.util.UUID;
-
-/**
- * Used when you want to provide your own {@link UUID} object for players instead of using the default one.
- * <p>
- * Sets with {@link ConnectionManager#setUuidProvider(UuidProvider)}.
- */
-@FunctionalInterface
-public interface UuidProvider {
-
-    /**
-     * Called when a new {@link UUID} is requested.
-     * <p>
-     * The {@link UUID} does not need to be persistent between restart, but being sure that all players have a different
-     * one is good practice. Otherwise, undefined behavior can happen.
-     *
-     * @param playerConnection the connection who requires a new unique id
-     * @param username         the username given by the connection
-     * @return the new {@link UUID} for the player
-     */
-    @NotNull UUID provide(@NotNull PlayerConnection playerConnection, @NotNull String username);
-}
diff --git a/src/main/java/net/minestom/server/thread/AcquirableSource.java b/src/main/java/net/minestom/server/thread/AcquirableSource.java
index 637ac0870..d8c9db744 100644
--- a/src/main/java/net/minestom/server/thread/AcquirableSource.java
+++ b/src/main/java/net/minestom/server/thread/AcquirableSource.java
@@ -14,7 +14,7 @@ import java.util.function.Consumer;
 public interface AcquirableSource<T> {
     /**
      * Obtains an {@link Acquirable}. To safely perform operations on this object, the user must call
-     * {@link Acquirable#sync(Consumer)}, {@link Acquirable#async(Consumer)}, or {@link Acquirable#lock()} (followed by
+     * {@link Acquirable#sync(Consumer)} or {@link Acquirable#lock()} (followed by
      * a subsequent unlock) on the Acquirable instance.
      *
      * @return an Acquirable which can be used to synchronize access to this object