diff --git a/mappings/net/minecraft/client/util/DefaultSkinUtils.mapping b/mappings/net/minecraft/client/util/DefaultSkinUtils.mapping
new file mode 100644
index 0000000000..282b41f6c7
--- /dev/null
+++ b/mappings/net/minecraft/client/util/DefaultSkinUtils.mapping
@@ -0,0 +1,10 @@
+CLASS none/bxs net/minecraft/client/util/DefaultSkinUtils
+	FIELD a STEVE Lnone/kp;
+	FIELD b ALEX Lnone/kp;
+	METHOD a getSteveIdentifier ()Lnone/kp;
+	METHOD a getIdentifier (Ljava/util/UUID;)Lnone/kp;
+		ARG 0 uuid
+	METHOD b getModel (Ljava/util/UUID;)Ljava/lang/String;
+		ARG 0 uuid
+	METHOD c useAlex (Ljava/util/UUID;)Z
+		ARG 0 uuid
diff --git a/mappings/none/bwu.mapping b/mappings/none/bwu.mapping
index 7a9a0ef14d..99ddb9ed54 100644
--- a/mappings/none/bwu.mapping
+++ b/mappings/none/bwu.mapping
@@ -1,4 +1,11 @@
 CLASS none/bwu
+	CLASS none/bwu$1
+		METHOD run run ()V
+	FIELD g LOGGER Lorg/apache/logging/log4j/Logger;
+	FIELD m DOWNLOADER Ljava/lang/Thread;
+	METHOD <init> (Ljava/io/File;Ljava/lang/String;Lnone/kp;Lnone/bov;)V
+		ARG 1 url
 	METHOD a load (Lnone/byc;)V
 		ARG 0 resourceContainer
 	METHOD b getGlId ()I
+	METHOD d startTextureDownloader ()V