diff --git a/packages/nbt/src/types/byte-list.ts b/packages/nbt/src/types/byte-list.ts
index 3ceebd6f..ecc616e6 100644
--- a/packages/nbt/src/types/byte-list.ts
+++ b/packages/nbt/src/types/byte-list.ts
@@ -16,7 +16,9 @@ class ByteListTag extends Array<number> implements BaseTag {
    * @param name The name of the tag, defaults to null.
    */
   public constructor(elements: Array<number>, name?: string | null) {
-    super(...elements);
+    // Push the elements, so a single element is not treated as a length.
+    super();
+    this.push(...elements);
     this.name = name ?? null;
   }
 
@@ -46,10 +48,10 @@ class ByteListTag extends Array<number> implements BaseTag {
       const type: TagType = stream.readInt8();
 
       // Verify that the tag type matches the expected type.
-      if (type !== TagType.Byte) {
+      if (type !== TagType.ByteList) {
         // Throw an error if the type does not match.
         throw new Error(
-          `Expected tag type to be ${TagType[TagType.Byte]}, received ${TagType[type] ?? type}.`
+          `Expected tag type to be ${TagType[TagType.ByteList]}, received ${TagType[type] ?? type}.`
         );
       }
     }