diff --git a/MinecraftUSkinEditor/Forms/Editor/AudioEditor.cs b/MinecraftUSkinEditor/Forms/Editor/AudioEditor.cs
index 2977dc49..773d29c2 100644
--- a/MinecraftUSkinEditor/Forms/Editor/AudioEditor.cs
+++ b/MinecraftUSkinEditor/Forms/Editor/AudioEditor.cs
@@ -197,6 +197,12 @@ namespace PckStudio.Forms.Editor
 				using addCategory add = new addCategory(avalible);
 				if (add.ShowDialog() == DialogResult.OK)
 					audioFile.AddCategory(GetCategoryId(add.Category));
+				else return;
+
+				var category = audioFile.GetCategory(GetCategoryId(add.Category));
+				TreeNode treeNode = new TreeNode(GetCategoryFromId(category.audioType), (int)category.audioType, (int)category.audioType);
+				treeNode.Tag = category;
+				treeView1.Nodes.Add(treeNode);
 			}
 			else
 			{
diff --git a/MinecraftUSkinEditor/MainForm.cs b/MinecraftUSkinEditor/MainForm.cs
index 4cb4bd9e..fb67ed74 100644
--- a/MinecraftUSkinEditor/MainForm.cs
+++ b/MinecraftUSkinEditor/MainForm.cs
@@ -598,7 +598,7 @@ namespace PckStudio
                     break;
 
 				case 9 when file.filepath == "colours.col":
-					if (file.FileSize == 0)
+					if (file.size == 0)
 					{
 						MessageBox.Show("No Color data found.", "Error", MessageBoxButtons.OK,
 							MessageBoxIcon.Error);