diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7b42aa8..41d5503 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Stable
 
+### 4.1.2: 03-Feb-2024
+
+- Fixes [#139: "Position All Attributes On First Line" not work](https://github.com/pmahend1/PrettyXML/issues/139)
+
 ### 4.1.1: 01-Feb-2024
 
 - Fixes [#137: Apple Plist/MobileConfig files create error after first format](https://github.com/pmahend1/PrettyXML/issues/137).
diff --git a/lib/XmlFormatter.CommandLine.dll b/lib/XmlFormatter.CommandLine.dll
index 517a82b..8bb8de9 100644
Binary files a/lib/XmlFormatter.CommandLine.dll and b/lib/XmlFormatter.CommandLine.dll differ
diff --git a/lib/XmlFormatter.CommandLine.exe b/lib/XmlFormatter.CommandLine.exe
index 66942f6..98cc320 100644
Binary files a/lib/XmlFormatter.CommandLine.exe and b/lib/XmlFormatter.CommandLine.exe differ
diff --git a/lib/XmlFormatter.CommandLine.pdb b/lib/XmlFormatter.CommandLine.pdb
index a45a155..0a5f9a4 100644
Binary files a/lib/XmlFormatter.CommandLine.pdb and b/lib/XmlFormatter.CommandLine.pdb differ
diff --git a/lib/XmlFormatter.dll b/lib/XmlFormatter.dll
index b0cfe0c..7b0959d 100644
Binary files a/lib/XmlFormatter.dll and b/lib/XmlFormatter.dll differ
diff --git a/lib/XmlFormatter.pdb b/lib/XmlFormatter.pdb
index 354e145..952cedd 100644
Binary files a/lib/XmlFormatter.pdb and b/lib/XmlFormatter.pdb differ
diff --git a/package.json b/package.json
index 0ea0bd3..0b1d0ee 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     },
     "readme": "https://github.com/pmahend1/PrettyXML/blob/main/README.md",
     "description": "XML formatter extension for Visual Studio Code. Formats XML documents just like Visual Studio.",
-    "version": "4.1.1",
+    "version": "4.1.2",
     "publisher": "PrateekMahendrakar",
     "repository": {
         "url": "https://github.com/pmahend1/prettyxml.git"
diff --git a/src/formatter.ts b/src/formatter.ts
index 4eddc90..b7c9336 100644
--- a/src/formatter.ts
+++ b/src/formatter.ts
@@ -1,6 +1,6 @@
 import * as vscode from "vscode";
 import { DocumentHelper } from "./documentHelper";
-import { DefaultSettings, Settings } from "./settings";
+import { defaultSettings, Settings } from "./settings";
 import * as childProcess from "child_process";
 import * as path from "path";
 import { JsonInputDto } from "./jsonInputDto";
@@ -11,7 +11,7 @@ export class Formatter {
     private extensionContext: vscode.ExtensionContext;
     private dllPath: string = "";
 
-    public settings: Settings = DefaultSettings;
+    public settings: Settings = defaultSettings;
     constructor(context: vscode.ExtensionContext) {
         this.extensionContext = context;
         this.initialize();
diff --git a/src/jsinputdto.ts b/src/jsinputdto.ts
deleted file mode 100644
index ea6e8a3..0000000
--- a/src/jsinputdto.ts
+++ /dev/null
@@ -1,37 +0,0 @@
-/* eslint-disable @typescript-eslint/naming-convention */
-
-import { DefaultSettings } from "./settings";
-
-export class JSInputDTO
-{
-    XMLString: string;
-    IndentLength: number;
-    UseSingleQuotes: boolean;
-    UseSelfClosingTags: boolean;
-    AllowSingleQuoteInAttributeValue: boolean;
-    AddSpaceBeforeSelfClosingTag: boolean;
-    WrapCommentTextWithSpaces: boolean;
-    AllowWhiteSpaceUnicodesInAttributeValues: boolean;
-    PositionFirstAttributeOnSameLine: boolean;
-
-    constructor(xmlString: string,
-                indentLength: number = DefaultSettings.IndentLength,
-                useSingleQuotes: boolean = DefaultSettings.UseSingleQuotes,
-                useSelfClosingTags: boolean = DefaultSettings.UseSelfClosingTags,
-                allowSingleQuoteInAttributeValue: boolean = DefaultSettings.AllowSingleQuoteInAttributeValue,
-                addSpaceBeforeSelfClosingTag: boolean = DefaultSettings.AddSpaceBeforeSelfClosingTag,
-                wrapCommentTextWithSpaces: boolean = DefaultSettings.WrapCommentTextWithSpaces,
-                allowWhiteSpaceUnicodesInAttributeValues: boolean = DefaultSettings.AllowWhiteSpaceUnicodesInAttributeValues,
-                positionFirstAttributeOnSameLine: boolean = DefaultSettings.PositionFirstAttributeOnSameLine)
-    {
-        this.XMLString = xmlString;
-        this.IndentLength = indentLength;
-        this.UseSingleQuotes = useSingleQuotes;
-        this.UseSelfClosingTags = useSelfClosingTags;
-        this.AllowSingleQuoteInAttributeValue = allowSingleQuoteInAttributeValue;
-        this.AddSpaceBeforeSelfClosingTag = addSpaceBeforeSelfClosingTag;
-        this.WrapCommentTextWithSpaces = wrapCommentTextWithSpaces;
-        this.AllowWhiteSpaceUnicodesInAttributeValues = allowWhiteSpaceUnicodesInAttributeValues;
-        this.PositionFirstAttributeOnSameLine = positionFirstAttributeOnSameLine;
-    }
-}
diff --git a/src/settings.ts b/src/settings.ts
index df96845..1c2121d 100644
--- a/src/settings.ts
+++ b/src/settings.ts
@@ -1,74 +1,70 @@
-/* eslint-disable @typescript-eslint/naming-convention */
-export interface ISettings
-{
-    IndentLength: number;
-    UseSingleQuotes: boolean;
-    UseSelfClosingTags: boolean;
-    FormatOnSave: boolean;
-    AllowSingleQuoteInAttributeValue: boolean;
-    AddSpaceBeforeSelfClosingTag: boolean;
-    WrapCommentTextWithSpaces: boolean;
-    AllowWhiteSpaceUnicodesInAttributeValues: boolean;
-    PositionFirstAttributeOnSameLine: boolean;
-    PositionAllAttributesOnFirstLine: boolean;
-    PreserveWhiteSpacesInComment: boolean;
-    EnableLogs: boolean;
+export interface ISettings {
+    indentLength: number;
+    useSingleQuotes: boolean;
+    useSelfClosingTags: boolean;
+    formatOnSave: boolean;
+    allowSingleQuoteInAttributeValue: boolean;
+    addSpaceBeforeSelfClosingTag: boolean;
+    wrapCommentTextWithSpaces: boolean;
+    allowWhiteSpaceUnicodesInAttributeValues: boolean;
+    positionFirstAttributeOnSameLine: boolean;
+    positionAllAttributesOnFirstLine: boolean;
+    preserveWhiteSpacesInComment: boolean;
+    enableLogs: boolean;
 }
 
-export const DefaultSettings: ISettings = {
-                                            IndentLength: 4,
-                                            UseSingleQuotes: false,
-                                            UseSelfClosingTags: true,
-                                            FormatOnSave: false,
-                                            AllowSingleQuoteInAttributeValue: true,
-                                            AddSpaceBeforeSelfClosingTag: true,
-                                            WrapCommentTextWithSpaces: true,
-                                            AllowWhiteSpaceUnicodesInAttributeValues: true,
-                                            PositionFirstAttributeOnSameLine: true,
-                                            PositionAllAttributesOnFirstLine: false,
-                                            PreserveWhiteSpacesInComment: false,
-                                            EnableLogs: false
-                                          };
+export const defaultSettings: ISettings = {
+    indentLength: 4,
+    useSingleQuotes: false,
+    useSelfClosingTags: true,
+    formatOnSave: false,
+    allowSingleQuoteInAttributeValue: true,
+    addSpaceBeforeSelfClosingTag: true,
+    wrapCommentTextWithSpaces: true,
+    allowWhiteSpaceUnicodesInAttributeValues: true,
+    positionFirstAttributeOnSameLine: true,
+    positionAllAttributesOnFirstLine: false,
+    preserveWhiteSpacesInComment: false,
+    enableLogs: false
+};
 
-export class Settings
-{
-    IndentLength?: number;
-    UseSingleQuotes?: boolean;
-    UseSelfClosingTags?: boolean;
-    FormatOnSave?: boolean;
-    AllowSingleQuoteInAttributeValue?: boolean;
-    AddSpaceBeforeSelfClosingTag?: boolean;
-    WrapCommentTextWithSpaces?: boolean;
-    AllowWhiteSpaceUnicodesInAttributeValues?: boolean;
-    PositionFirstAttributeOnSameLine?: boolean;
-    PositionAllAttributesOnFirstLine?: boolean;
-    PreserveWhiteSpacesInComment?: boolean;
-    EnableLogs?: boolean;
+export class Settings {
+    indentLength?: number;
+    useSingleQuotes?: boolean;
+    useSelfClosingTags?: boolean;
+    formatOnSave?: boolean;
+    allowSingleQuoteInAttributeValue?: boolean;
+    addSpaceBeforeSelfClosingTag?: boolean;
+    wrapCommentTextWithSpaces?: boolean;
+    allowWhiteSpaceUnicodesInAttributeValues?: boolean;
+    positionFirstAttributeOnSameLine?: boolean;
+    positionAllAttributesOnFirstLine?: boolean;
+    preserveWhiteSpacesInComment?: boolean;
+    enableLogs?: boolean;
 
-    constructor(indentLengh?: number,
-                useSingleQuotes?: boolean,
-                useSelfClosingTags?: boolean,
-                formatOnSave?: boolean,
-                allowSingleQuoteInAttributeValue?: boolean,
-                addSpaceBeforeSelfClosingTag?: boolean,
-                wrapCommentTextWithSpaces?: boolean,
-                allowWhiteSpaceUnicodesInAttributeValues?: boolean,
-                positionFirstAttributeOnSameLine?: boolean,
-                positionAllAttributesOnFirstLine?: boolean,
-                preserveWhiteSpacesInComment?: boolean,
-                enableLogs?: boolean)
-    {
-        this.IndentLength = indentLengh ?? DefaultSettings.IndentLength;
-        this.UseSingleQuotes = useSingleQuotes ?? DefaultSettings.UseSingleQuotes;
-        this.UseSelfClosingTags = useSelfClosingTags ?? DefaultSettings.UseSelfClosingTags;
-        this.FormatOnSave = formatOnSave ?? DefaultSettings.FormatOnSave;
-        this.AllowSingleQuoteInAttributeValue = allowSingleQuoteInAttributeValue ?? DefaultSettings.AllowSingleQuoteInAttributeValue;
-        this.AddSpaceBeforeSelfClosingTag = addSpaceBeforeSelfClosingTag ?? DefaultSettings.AddSpaceBeforeSelfClosingTag;
-        this.WrapCommentTextWithSpaces = wrapCommentTextWithSpaces ?? DefaultSettings.WrapCommentTextWithSpaces;
-        this.AllowWhiteSpaceUnicodesInAttributeValues = allowWhiteSpaceUnicodesInAttributeValues ?? DefaultSettings.AllowWhiteSpaceUnicodesInAttributeValues;
-        this.PositionFirstAttributeOnSameLine = positionFirstAttributeOnSameLine ?? DefaultSettings.PositionFirstAttributeOnSameLine;
-        this.PositionAllAttributesOnFirstLine = positionAllAttributesOnFirstLine ?? DefaultSettings.PositionAllAttributesOnFirstLine;
-        this.PreserveWhiteSpacesInComment = preserveWhiteSpacesInComment ?? DefaultSettings.PreserveWhiteSpacesInComment;
-        this.EnableLogs = enableLogs ?? DefaultSettings.EnableLogs;
+    constructor(indentLengh?: number, 
+        useSingleQuotes?: boolean,
+        useSelfClosingTags?: boolean,
+        formatOnSave?: boolean,
+        allowSingleQuoteInAttributeValue?: boolean,
+        addSpaceBeforeSelfClosingTag?: boolean,
+        wrapCommentTextWithSpaces?: boolean,
+        allowWhiteSpaceUnicodesInAttributeValues?: boolean,
+        positionFirstAttributeOnSameLine?: boolean,
+        positionAllAttributesOnFirstLine?: boolean,
+        preserveWhiteSpacesInComment?: boolean,
+        enableLogs?: boolean) {
+        this.indentLength = indentLengh ?? defaultSettings.indentLength;
+        this.useSingleQuotes = useSingleQuotes ?? defaultSettings.useSingleQuotes;
+        this.useSelfClosingTags = useSelfClosingTags ?? defaultSettings.useSelfClosingTags;
+        this.formatOnSave = formatOnSave ?? defaultSettings.formatOnSave;
+        this.allowSingleQuoteInAttributeValue = allowSingleQuoteInAttributeValue ?? defaultSettings.allowSingleQuoteInAttributeValue;
+        this.addSpaceBeforeSelfClosingTag = addSpaceBeforeSelfClosingTag ?? defaultSettings.addSpaceBeforeSelfClosingTag;
+        this.wrapCommentTextWithSpaces = wrapCommentTextWithSpaces ?? defaultSettings.wrapCommentTextWithSpaces;
+        this.allowWhiteSpaceUnicodesInAttributeValues = allowWhiteSpaceUnicodesInAttributeValues ?? defaultSettings.allowWhiteSpaceUnicodesInAttributeValues;
+        this.positionFirstAttributeOnSameLine = positionFirstAttributeOnSameLine ?? defaultSettings.positionFirstAttributeOnSameLine;
+        this.positionAllAttributesOnFirstLine = positionAllAttributesOnFirstLine ?? defaultSettings.positionAllAttributesOnFirstLine;
+        this.preserveWhiteSpacesInComment = preserveWhiteSpacesInComment ?? defaultSettings.preserveWhiteSpacesInComment;
+        this.enableLogs = enableLogs ?? defaultSettings.enableLogs;
     }
 }