diff --git a/src/main/java/moe/yushi/authlibinjector/transform/support/YggdrasilKeyTransformUnit.java b/src/main/java/moe/yushi/authlibinjector/transform/support/YggdrasilKeyTransformUnit.java
index 8145491..7aece95 100644
--- a/src/main/java/moe/yushi/authlibinjector/transform/support/YggdrasilKeyTransformUnit.java
+++ b/src/main/java/moe/yushi/authlibinjector/transform/support/YggdrasilKeyTransformUnit.java
@@ -139,6 +139,21 @@ public Optional<ClassVisitor> transform(ClassLoader classLoader, String classNam
 			return Optional.of(new ClassVisitor(ASM9, writer) {
 				@Override
 				public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {
+					if ("value".equals(name) && "()Ljava/lang/String;".equals(desc)) {
+						MethodVisitor mv = writer.visitMethod(access, "getValue", desc, signature, exceptions);
+						mv.visitVarInsn(ALOAD, 0);
+						mv.visitFieldInsn(GETFIELD, "com/mojang/authlib/properties/Property", "value", "Ljava/lang/String;");
+						mv.visitInsn(ARETURN);
+						mv.visitMaxs(-1, -1);
+						mv.visitEnd();
+					} else if ("signature".equals(name) && "()Ljava/lang/String;".equals(desc)) {
+						MethodVisitor mv = writer.visitMethod(access, "getSignature", desc, signature, exceptions);
+						mv.visitVarInsn(ALOAD, 0);
+						mv.visitFieldInsn(GETFIELD, "com/mojang/authlib/properties/Property", "signature", "Ljava/lang/String;");
+						mv.visitInsn(ARETURN);
+						mv.visitMaxs(-1, -1);
+						mv.visitEnd();
+					}
 					if ("isSignatureValid".equals(name) && "(Ljava/security/PublicKey;)Z".equals(desc)) {
 						ctx.markModified();