diff --git a/demo/demo10.js b/demo/demo10.js
index 1669d22180..2b986dbf65 100644
--- a/demo/demo10.js
+++ b/demo/demo10.js
@@ -311,4 +311,4 @@ const doc = documentCreator.create([experiences, education, skills, achievements
 var exporter = new docx.LocalPacker(doc);
 exporter.pack("Dolan Miu CV");
 
-console.log('Document created successfully at project root!');
\ No newline at end of file
+console.log("Document created successfully at project root!");
diff --git a/package.json b/package.json
index a0db01f8e0..7bf374b153 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "webpack": "rimraf ./build && webpack",
     "demo": "npm run build && node ./demo",
     "typedoc": "typedoc --out docs/ src/ --module commonjs --target ES6 --disableOutputCheck --excludePrivate --externalPattern \"**/*.spec.ts\"",
-    "style": "prettier --debug-check \"src/**/*.ts\"",
+    "style": "prettier -l \"src/**/*.ts\"",
     "fix-types": "node types-absolute-fixer.js"
   },
   "files": [
diff --git a/src/file/numbering/numbering.ts b/src/file/numbering/numbering.ts
index e7cc5ac5a3..427fcec05a 100644
--- a/src/file/numbering/numbering.ts
+++ b/src/file/numbering/numbering.ts
@@ -35,41 +35,23 @@ export class Numbering extends XmlComponent {
 
         const abstractNumbering = this.createAbstractNumbering();
 
-        abstractNumbering
-            .createLevel(0, "bullet", "\u25CF", "left")
-            .addParagraphProperty(new Indent({ left: 720, hanging: 360 }));
+        abstractNumbering.createLevel(0, "bullet", "\u25CF", "left").addParagraphProperty(new Indent({ left: 720, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(1, "bullet", "\u25CB", "left")
-            .addParagraphProperty(new Indent({ left: 1440, hanging: 360 }));
+        abstractNumbering.createLevel(1, "bullet", "\u25CB", "left").addParagraphProperty(new Indent({ left: 1440, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(2, "bullet", "\u25A0", "left")
-            .addParagraphProperty(new Indent({ left: 2160, hanging: 360 }));
+        abstractNumbering.createLevel(2, "bullet", "\u25A0", "left").addParagraphProperty(new Indent({ left: 2160, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(3, "bullet", "\u25CF", "left")
-            .addParagraphProperty(new Indent({ left: 2880, hanging: 360 }));
+        abstractNumbering.createLevel(3, "bullet", "\u25CF", "left").addParagraphProperty(new Indent({ left: 2880, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(4, "bullet", "\u25CB", "left")
-            .addParagraphProperty(new Indent({ left: 3600, hanging: 360 }));
+        abstractNumbering.createLevel(4, "bullet", "\u25CB", "left").addParagraphProperty(new Indent({ left: 3600, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(5, "bullet", "\u25A0", "left")
-            .addParagraphProperty(new Indent({ left: 4320, hanging: 360 }));
+        abstractNumbering.createLevel(5, "bullet", "\u25A0", "left").addParagraphProperty(new Indent({ left: 4320, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(6, "bullet", "\u25CF", "left")
-            .addParagraphProperty(new Indent({ left: 5040, hanging: 360 }));
+        abstractNumbering.createLevel(6, "bullet", "\u25CF", "left").addParagraphProperty(new Indent({ left: 5040, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(7, "bullet", "\u25CB", "left")
-            .addParagraphProperty(new Indent({ left: 5760, hanging: 360 }));
+        abstractNumbering.createLevel(7, "bullet", "\u25CB", "left").addParagraphProperty(new Indent({ left: 5760, hanging: 360 }));
 
-        abstractNumbering
-            .createLevel(8, "bullet", "\u25A0", "left")
-            .addParagraphProperty(new Indent({ left: 6480, hanging: 360 }));
+        abstractNumbering.createLevel(8, "bullet", "\u25A0", "left").addParagraphProperty(new Indent({ left: 6480, hanging: 360 }));
 
         this.createConcreteNumbering(abstractNumbering);
     }