diff --git a/demo/53-chinese.ts b/demo/53-chinese.ts
index eee6eb9032..39e686a95a 100644
--- a/demo/53-chinese.ts
+++ b/demo/53-chinese.ts
@@ -11,6 +11,18 @@ import { Document, HeadingLevel, Packer, Paragraph, TextRun } from "../build";
 
 const doc = new Document({
     styles: {
+        default: {
+            document: {
+                run: {
+                    font: {
+                        ascii: "minorHAnsi",
+                        eastAsia: "minorEastAsia",
+                        cs: "minorBidi",
+                        hAnsi: "minorHAnsi",
+                    },
+                },
+            },
+        },
         paragraphStyles: [
             {
                 id: "Normal",
@@ -20,8 +32,10 @@ const doc = new Document({
                 quickFormat: true,
                 run: {
                     font: {
-                        ascii: "Times",
-                        eastAsia: "KaiTi",
+                        ascii: "minorHAnsi", // Can also use minorHAnsi
+                        eastAsia: "minorEastAsia", // Can also use minorEastAsia
+                        cs: "minorBidi",
+                        hAnsi: "minorHAnsi",
                     },
                 },
             },
@@ -42,11 +56,32 @@ doc.addSection({
             children: [
                 new TextRun({
                     text: "中文和英文 Chinese and English",
-                    font: { eastAsia: "SimSun" },  // set eastAsia to "SimSun".
+                    font: { eastAsia: "SimSun" }, // set eastAsia to "SimSun".
                     // The ascii characters will use the default font ("Times") specified in paragraphStyles
                 }),
             ],
         }),
+        new Paragraph({
+            text: `店様付旅母正役基社発破班。発治治京岡局本因追意金紀統責郵滴尽。立功日庁重天富評界明済不着法返祉経正引行。載区列防新目治日群付無人道言越名。界安無死専体風木人教録覧訃。女問堂容県作先芸便効証帯債土全極的日。能山中岡仕関攻井季接店線幌温後率事阜止。成間路行究今式歌像祉帯式媛読徹。安行息古入出文侵監株登部席内文第珍鶴問用。
+
+            編竹入俳多応日氏陸福芸北供動。情績拠僧肺軍油能認郷翌南対韓短東食束兵晶。政予任習口佐所当止市告号。悩申無式立医毎部観潟訴菱権。発臼背郎上予配光記芸注然出。梨場株以政囲下球品材県動政押婚面見。米共試使落帳遅毅間三子開。問与大八地芸第線体架辺今死。押構草齢戦重最変社豪記目盗連報準周込。系貸劇様重鷲始能質村異社学動導勤。
+            
+            残様的荻仲刺局標績供質球就雄。考和母問者役尊紙推新経革個事編安観。益学北日著楽車山勢流泉四犯投台戒設対臨百。危謄初治穴委済本索労刊回。月写政覧女事棋違年終索情響白子泉転企堀社。江遊著西高開面毎分芸責成創査全判調目止懇。原育会夏作売望人転乱融抜心。制川供健水示囲阜厚高右断季人役。持面必日暮気管像冬間影図健行格阪。
+            
+            来入工速会健評下町慮大貸社一見園外申憶。服豊舞入面沢交使奥見記写意岩。北観提女刊液城共五擦相売田合是由読。回歳売苦定記点郎意増賛治北渡本応。受送文携村陸情静了申注際。順負子研済老上変女産第内無費携投展達。東初乗回動合語学待聴暮沢流全場導敷記賞次。更物中備著後渡売第部時禁新田木下昨。備護起織服久権意全海馬適応。
+            
+            幸速団供地信討川安矛場消学年。去茂玉東今要出約元教負限載始今簡。編掲証的情仕渡室手映法部始。紙反語清阪曜税受知選謝個印観聞。教人超死準無者参生撤技真価椿景破市見国。左需臓道力趣暮際丁高会近部敗岡力当社。壊態毒期波超長写島断兆国世行共絞私報。反野番点図択女撃脱案情王援。減属考論月院催者門料約覧市戦。
+            
+            山部午金査投立集争教殺巣作世動北部応。通負考隙問粛中帯閉要程規化小。橋棋互界時引就現省竹去子無系容米。竹転起日本新田強済購書区庁集作容同会窓教。文公神転待究挙登投川選囲針能楽路断出歌。祥新現寄公史真玉属元始員金抜関前百衝能。国眺暮囲世嘘面外営国内報夜九掲事春葉。来月刊台先良理著自供法投。通渡請当月学安首一押実展介況。
+            
+            法優分独込右得里記域目順供進乗。憂婚転峰大写医投社曲題任能務熱県展覧港専。栄余歯真著改追事作果石芸。青感将南便再転領鈴投提鉄索競虎師体物想。牲打迎達携度開技書催掲安去変念座。革混疑生採就枢当住回県組北意寛。爆新和級掲交象温十賛展木開有結日。新海辺小除京物興量写界裁上。文師建関面取質也底沼画者図空医心無季。
+            
+            高館湯転名気業以際置講詰方活礎組調軽際。発変東作訪乃小化理利提目気。極季本問号面帯勤戦行新禁情堀郎携。座所転再祥業必変昌今歩佐王立抗後養崩。支物猪躍芸整縦焦供防続相護治時語朝分刊定。綿田幸崎責本欲間載神調崎答志政報与速美載。飯治止稿原先明画森群進見情幕。女民館終調質並伝車慌供科。支田国傷自動献疑討医足公成公主断的望。
+            
+            責開児食福実帰治師今策今。水重寺圧医観送連東者秒途。選央力律式開作掲写様階組戦写型紙。式国販時天遣国出難共前次領体康稲住転。査見保重議原速群者内月正連。爾天膨装芸別巨平運数準三浜念載創県奈飛提。素京発揮田談気党示見象定電類代級。善返跡国有話権入猛府週亡辞馬脳。関残主祐雪塚去集村完海関文受載表川護照立。
+            
+            発闘美慎健育旅布容広互無秋認天歌媛芸。転器合読県増認会賞倒点系。食気母服絵知去祝芸車報熱勝。能貿月更障文的欠賞現覇声敏施会。懲病写昼法族業律記聡生開緊楽暮護。東地二員者説盟治害討面提。第北乗査庭年近的禁疑報方店記必迷都流通。聞有力前愛院梨野関業前訳本清滋補。蒲読火死勝広保会婚際気二由保国。用君込村需起相点選紙拡氏訃不。`,
+        }),
     ],
 });
 
diff --git a/src/file/file.spec.ts b/src/file/file.spec.ts
index 7b43920dca..c266b1d3b9 100644
--- a/src/file/file.spec.ts
+++ b/src/file/file.spec.ts
@@ -425,4 +425,25 @@ describe("File", () => {
             });
         });
     });
+
+    it("should create default run and paragraph property document defaults", () => {
+        const doc = new File({
+            styles: {
+                default: {},
+            },
+        });
+
+        const tree = new Formatter().format(doc.Styles);
+
+        expect(tree["w:styles"][1]).to.deep.equal({
+            "w:docDefaults": [
+                {
+                    "w:rPrDefault": {},
+                },
+                {
+                    "w:pPrDefault": {},
+                },
+            ],
+        });
+    });
 });
diff --git a/src/file/styles/defaults/document-defaults.ts b/src/file/styles/defaults/document-defaults.ts
index 1f97bb2b07..67ddbfd6bd 100644
--- a/src/file/styles/defaults/document-defaults.ts
+++ b/src/file/styles/defaults/document-defaults.ts
@@ -13,11 +13,11 @@ export class DocumentDefaults extends XmlComponent {
     private readonly runPropertiesDefaults: RunPropertiesDefaults;
     private readonly paragraphPropertiesDefaults: ParagraphPropertiesDefaults;
 
-    constructor(options?: IDocumentDefaultsOptions) {
+    constructor(options: IDocumentDefaultsOptions) {
         super("w:docDefaults");
 
-        this.runPropertiesDefaults = new RunPropertiesDefaults(options && options.run);
-        this.paragraphPropertiesDefaults = new ParagraphPropertiesDefaults(options && options.paragraph);
+        this.runPropertiesDefaults = new RunPropertiesDefaults(options.run);
+        this.paragraphPropertiesDefaults = new ParagraphPropertiesDefaults(options.paragraph);
 
         this.root.push(this.runPropertiesDefaults);
         this.root.push(this.paragraphPropertiesDefaults);
diff --git a/src/file/styles/defaults/run-properties.ts b/src/file/styles/defaults/run-properties.ts
index f4e594ab99..9a09001289 100644
--- a/src/file/styles/defaults/run-properties.ts
+++ b/src/file/styles/defaults/run-properties.ts
@@ -2,11 +2,9 @@ import { IRunStylePropertiesOptions, RunProperties } from "file/paragraph/run/pr
 import { XmlComponent } from "file/xml-components";
 
 export class RunPropertiesDefaults extends XmlComponent {
-    private readonly properties: RunProperties;
-
     constructor(options?: IRunStylePropertiesOptions) {
         super("w:rPrDefault");
-        this.properties = new RunProperties(options);
-        this.root.push(this.properties);
+
+        this.root.push(new RunProperties(options));
     }
 }
diff --git a/src/file/styles/factory.ts b/src/file/styles/factory.ts
index 097c812433..63ac2571d2 100644
--- a/src/file/styles/factory.ts
+++ b/src/file/styles/factory.ts
@@ -50,7 +50,7 @@ export class DefaultStylesFactory {
         return {
             initialStyles: documentAttributes,
             importedStyles: [
-                new DocumentDefaults(options.document),
+                new DocumentDefaults(options.document ?? {}),
                 new TitleStyle({
                     run: {
                         size: 56,