diff --git a/lib/build.js b/lib/build.js
index be5cddd..04f49f3 100644
--- a/lib/build.js
+++ b/lib/build.js
@@ -119,7 +119,7 @@ function runPostEsbuild(name, result, metaString, CLIArgs, PrettierConfig) {
     else if (result.content) {
         let content = metaString + result.content;
         if (CLIArgs.prettier) {
-            content = (0, prettier_1.format)(content, PrettierConfig === null ? undefined : PrettierConfig);
+            content = (0, prettier_1.format)(content, PrettierConfig);
         }
         (0, fs_1.writeFileSync)(pathDist, content);
     }
diff --git a/lib/build.js.map b/lib/build.js.map
index 4446ac5..ba9fb54 100644
--- a/lib/build.js.map
+++ b/lib/build.js.map
@@ -1 +1 @@
-{"version":3,"file":"build.js","sourceRoot":"","sources":["../src/build.ts"],"names":[],"mappings":";;;;;AAAA,qCAA+D;AAC/D,2BAA0D;AAC1D,mCAA0D;AAE1D,0DAAiC;AACjC,uCAA0C;AAG1C,mBACI,IAAY,EACZ,aAAuE,EACvE,cAA8B,EAC9B,OAAgB;IAEhB,gBAAgB;IAChB,IAAI,CAAC,QAAQ,EAAE,UAAU,CAAC,GAAG,IAAA,kBAAQ,EAAC,IAAI,CAAC,CAAA;IAC3C,IAAI,QAAQ,GAAG,IAAA,gBAAQ,EAAC,IAAI,CAAC,CAAA;IAE7B,IAAI,MAAM,GAAG,UAAU,CACnB;QACI,WAAW,EAAE,CAAC,IAAA,kBAAU,EAAC,IAAI,CAAC,CAAC,IAAI,CAAC;QACpC,OAAO,EAAE,QAAQ;QAEjB,MAAM,EAAE,QAAQ;QAChB,QAAQ,EAAE,MAAM;QAChB,MAAM,EAAE,KAAK;QAEb,MAAM,EAAE,IAAI;QACZ,MAAM,EAAE,OAAO,CAAC,MAAM;QAEtB,MAAM,EAAE;YACJ,cAAc,EAAE,IAAI,QAAQ,CAAC,IAAI,GAAG;YACpC,mBAAmB,EAAE,IAAI,QAAQ,CAAC,SAAS,GAAG;YAC9C,iBAAiB,EAAE,IAAI,QAAQ,CAAC,OAAO,GAAG;YAE1C,qBAAqB,EAAE,IAAI,QAAQ,CAAC,WAAW,GAAG;YAClD,oBAAoB,EAAE,IAAI,QAAQ,CAAC,UAAU,GAAG;YAChD,qBAAqB,EAAE,IAAI,QAAQ,CAAC,WAAW,GAAG;SACrD;KACJ,EACD,MAAM,CAAC,EAAE;QACL,IAAI,KAAK,GAAG,cAAc,CACtB,IAAI,EACJ,MAAM,EACN,UAAU,EACV,OAAO,EACP,cAAc,CACjB,CAAA;QACD,aAAa,CAAC,QAAQ,EAAE,KAAK,CAAC,CAAA;IAClC,CAAC,EACD,OAAO,CACV,CAAA;IAED,IAAI,KAAK,GAAG,cAAc,CACtB,IAAI,EACJ,MAAM,EACN,UAAU,EACV,OAAO,EACP,cAAc,CACjB,CAAA;IAED,OAAO,CAAC,QAAQ,EAAE,KAAK,CAAC,CAAA;AAC5B,CAAC;AAtDD,4BAsDC;AAED,SAAS,WAAW,CAChB,SAAiB,EACjB,WAAmB,EACnB,KAAoB;IAEpB,IAAI,KAAK,KAAK,IAAI,EAAE;QAChB,IAAA,kBAAa,EAAC,SAAS,EAAE,GAAG,IAAI,IAAI,EAAE,CAAC,WAAW,EAAE,OAAO,KAAK,EAAE,CAAC,CAAA;QAEnE,IAAI,IAAA,eAAU,EAAC,WAAW,CAAC,EAAE;YACzB,IAAA,eAAU,EAAC,WAAW,CAAC,CAAA;SAC1B;KACJ;SAAM,IAAI,IAAA,eAAU,EAAC,SAAS,CAAC,EAAE;QAC9B,IAAA,eAAU,EAAC,SAAS,CAAC,CAAA;KACxB;AACL,CAAC;AAQD,SAAS,UAAU,CACf,IAAkB,EAClB,aAAiD,EACjD,OAAgB;IAEhB,IAAI,CAAC,KAAK,GAAG,KAAK,CAAA;IAClB,IAAI,OAAO,CAAC,KAAK,EAAE;QACf,IAAI,CAAC,KAAK,GAAG;YACT,SAAS,CAAC,GAAG,EAAE,GAAG;gBACd,IAAI,GAAG,EAAE;oBACL,aAAa,CAAC;wBACV,OAAO,EAAE,IAAI;wBACb,KAAK,EAAG,GAAoB,CAAC,OAAO;wBACpC,QAAQ,EAAE,GAAG;qBAChB,CAAC,CAAA;iBACL;qBAAM,IAAI,GAAG,EAAE;oBACZ,IAAI,OAAO,GAAG,EAAE,CAAA;oBAChB,IAAI,GAAG,CAAC,WAAW,IAAI,GAAG,CAAC,WAAW,CAAC,MAAM,GAAG,CAAC,EAAE;wBAC/C,OAAO,GAAG,GAAG,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC,IAAI,CAAA;qBACpC;oBACD,IAAI,OAAO,KAAK,EAAE,EAAE;wBAChB,aAAa,CAAC;4BACV,OAAO,EAAE,IAAI;4BACb,KAAK,EAAE,WAAW;yBACrB,CAAC,CAAA;qBACL;oBACD,aAAa,CAAC;wBACV,OAAO;wBACP,KAAK,EAAE,IAAI;qBACd,CAAC,CAAA;iBACL;qBAAM;oBACH,aAAa,CAAC;wBACV,OAAO,EAAE,IAAI;wBACb,KAAK,EAAE,WAAW;qBACrB,CAAC,CAAA;iBACL;YACL,CAAC;SACJ,CAAA;KACJ;IAED,IAAI;QACA,IAAI,GAAG,GAAG,IAAA,mBAAS,EAAC,IAAI,CAAC,CAAA;QACzB,IAAI,OAAO,GAAG,EAAE,CAAA;QAChB,IAAI,GAAG,CAAC,WAAW,IAAI,GAAG,CAAC,WAAW,CAAC,MAAM,GAAG,CAAC,EAAE;YAC/C,OAAO,GAAG,qBAAqB,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,CAAA;SAC3D;QACD,IAAI,OAAO,KAAK,EAAE,EAAE;YAChB,OAAO;gBACH,OAAO,EAAE,IAAI;gBACb,KAAK,EAAE,WAAW;aACrB,CAAA;SACJ;QACD,OAAO;YACH,OAAO;YACP,KAAK,EAAE,IAAI;SACd,CAAA;KACJ;IAAC,OAAO,GAAG,EAAE;QACV,OAAO;YACH,OAAO,EAAE,IAAI;YACb,KAAK,EAAG,GAAoB,CAAC,OAAO;SACvC,CAAA;KACJ;AACL,CAAC;AAED,SAAS,cAAc,CACnB,IAAY,EACZ,MAAwB,EACxB,UAAkB,EAClB,OAAgB,EAChB,cAA8B;IAE9B,IAAI,KAAK,GAAkB,IAAI,CAAA;IAC/B,IAAI,IAAI,GAAG,IAAA,kBAAU,EAAC,IAAI,CAAC,CAAA;IAC3B,IAAI,QAAQ,GAAG,IAAA,gBAAQ,EAAC,IAAI,CAAC,CAAA;IAE7B,IAAI,MAAM,CAAC,KAAK,EAAE;QACd,OAAO,CAAC,KAAK,CAAC,IAAI,EAAE,MAAM,CAAC,QAAQ,IAAI,MAAM,CAAC,KAAK,CAAC,CAAA;QACpD,KAAK,GAAG,MAAM,CAAC,KAAK,CAAA;KACvB;SAAM,IAAI,MAAM,CAAC,OAAO,EAAE;QACvB,IAAI,OAAO,GAAG,UAAU,GAAG,MAAM,CAAC,OAAO,CAAA;QACzC,IAAI,OAAO,CAAC,QAAQ,EAAE;YAClB,OAAO,GAAG,IAAA,iBAAM,EACZ,OAAO,EACP,cAAc,KAAK,IAAI,CAAC,CAAC,CAAC,SAAS,CAAC,CAAC,CAAC,cAAc,CACvD,CAAA;SACJ;QACD,IAAA,kBAAa,EAAC,QAAQ,EAAE,OAAO,CAAC,CAAA;KACnC;SAAM;QACH,OAAO,CAAC,KAAK,CAAC,IAAI,EAAE,WAAW,CAAC,CAAA;KACnC;IAED,WAAW,CAAC,IAAI,CAAC,KAAK,EAAE,QAAQ,EAAE,KAAK,CAAC,CAAA;IAExC,OAAO,KAAK,CAAA;AAChB,CAAC;AAED,8BAA8B;AAC9B,SAAS,qBAAqB,CAAC,OAAe;IAC1C,IAAI,MAAM,GAAG,IAAI,MAAM,CAAC,SAAS,kBAAU,cAAc,EAAE,GAAG,CAAC,CAAA;IAC/D,OAAO,OAAO,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,CAAC,CAAA;AACtC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"build.js","sourceRoot":"","sources":["../src/build.ts"],"names":[],"mappings":";;;;;AAAA,qCAA+D;AAC/D,2BAA0D;AAC1D,mCAA0D;AAE1D,0DAAiC;AACjC,uCAA0C;AAG1C,mBACI,IAAY,EACZ,aAAuE,EACvE,cAAuB,EACvB,OAAgB;IAEhB,gBAAgB;IAChB,IAAI,CAAC,QAAQ,EAAE,UAAU,CAAC,GAAG,IAAA,kBAAQ,EAAC,IAAI,CAAC,CAAA;IAC3C,IAAI,QAAQ,GAAG,IAAA,gBAAQ,EAAC,IAAI,CAAC,CAAA;IAE7B,IAAI,MAAM,GAAG,UAAU,CACnB;QACI,WAAW,EAAE,CAAC,IAAA,kBAAU,EAAC,IAAI,CAAC,CAAC,IAAI,CAAC;QACpC,OAAO,EAAE,QAAQ;QAEjB,MAAM,EAAE,QAAQ;QAChB,QAAQ,EAAE,MAAM;QAChB,MAAM,EAAE,KAAK;QAEb,MAAM,EAAE,IAAI;QACZ,MAAM,EAAE,OAAO,CAAC,MAAM;QAEtB,MAAM,EAAE;YACJ,cAAc,EAAE,IAAI,QAAQ,CAAC,IAAI,GAAG;YACpC,mBAAmB,EAAE,IAAI,QAAQ,CAAC,SAAS,GAAG;YAC9C,iBAAiB,EAAE,IAAI,QAAQ,CAAC,OAAO,GAAG;YAE1C,qBAAqB,EAAE,IAAI,QAAQ,CAAC,WAAW,GAAG;YAClD,oBAAoB,EAAE,IAAI,QAAQ,CAAC,UAAU,GAAG;YAChD,qBAAqB,EAAE,IAAI,QAAQ,CAAC,WAAW,GAAG;SACrD;KACJ,EACD,MAAM,CAAC,EAAE;QACL,IAAI,KAAK,GAAG,cAAc,CACtB,IAAI,EACJ,MAAM,EACN,UAAU,EACV,OAAO,EACP,cAAc,CACjB,CAAA;QACD,aAAa,CAAC,QAAQ,EAAE,KAAK,CAAC,CAAA;IAClC,CAAC,EACD,OAAO,CACV,CAAA;IAED,IAAI,KAAK,GAAG,cAAc,CACtB,IAAI,EACJ,MAAM,EACN,UAAU,EACV,OAAO,EACP,cAAc,CACjB,CAAA;IAED,OAAO,CAAC,QAAQ,EAAE,KAAK,CAAC,CAAA;AAC5B,CAAC;AAtDD,4BAsDC;AAED,SAAS,WAAW,CAChB,SAAiB,EACjB,WAAmB,EACnB,KAAoB;IAEpB,IAAI,KAAK,KAAK,IAAI,EAAE;QAChB,IAAA,kBAAa,EAAC,SAAS,EAAE,GAAG,IAAI,IAAI,EAAE,CAAC,WAAW,EAAE,OAAO,KAAK,EAAE,CAAC,CAAA;QAEnE,IAAI,IAAA,eAAU,EAAC,WAAW,CAAC,EAAE;YACzB,IAAA,eAAU,EAAC,WAAW,CAAC,CAAA;SAC1B;KACJ;SAAM,IAAI,IAAA,eAAU,EAAC,SAAS,CAAC,EAAE;QAC9B,IAAA,eAAU,EAAC,SAAS,CAAC,CAAA;KACxB;AACL,CAAC;AAQD,SAAS,UAAU,CACf,IAAkB,EAClB,aAAiD,EACjD,OAAgB;IAEhB,IAAI,CAAC,KAAK,GAAG,KAAK,CAAA;IAClB,IAAI,OAAO,CAAC,KAAK,EAAE;QACf,IAAI,CAAC,KAAK,GAAG;YACT,SAAS,CAAC,GAAG,EAAE,GAAG;gBACd,IAAI,GAAG,EAAE;oBACL,aAAa,CAAC;wBACV,OAAO,EAAE,IAAI;wBACb,KAAK,EAAG,GAAoB,CAAC,OAAO;wBACpC,QAAQ,EAAE,GAAG;qBAChB,CAAC,CAAA;iBACL;qBAAM,IAAI,GAAG,EAAE;oBACZ,IAAI,OAAO,GAAG,EAAE,CAAA;oBAChB,IAAI,GAAG,CAAC,WAAW,IAAI,GAAG,CAAC,WAAW,CAAC,MAAM,GAAG,CAAC,EAAE;wBAC/C,OAAO,GAAG,GAAG,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC,IAAI,CAAA;qBACpC;oBACD,IAAI,OAAO,KAAK,EAAE,EAAE;wBAChB,aAAa,CAAC;4BACV,OAAO,EAAE,IAAI;4BACb,KAAK,EAAE,WAAW;yBACrB,CAAC,CAAA;qBACL;oBACD,aAAa,CAAC;wBACV,OAAO;wBACP,KAAK,EAAE,IAAI;qBACd,CAAC,CAAA;iBACL;qBAAM;oBACH,aAAa,CAAC;wBACV,OAAO,EAAE,IAAI;wBACb,KAAK,EAAE,WAAW;qBACrB,CAAC,CAAA;iBACL;YACL,CAAC;SACJ,CAAA;KACJ;IAED,IAAI;QACA,IAAI,GAAG,GAAG,IAAA,mBAAS,EAAC,IAAI,CAAC,CAAA;QACzB,IAAI,OAAO,GAAG,EAAE,CAAA;QAChB,IAAI,GAAG,CAAC,WAAW,IAAI,GAAG,CAAC,WAAW,CAAC,MAAM,GAAG,CAAC,EAAE;YAC/C,OAAO,GAAG,qBAAqB,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,CAAA;SAC3D;QACD,IAAI,OAAO,KAAK,EAAE,EAAE;YAChB,OAAO;gBACH,OAAO,EAAE,IAAI;gBACb,KAAK,EAAE,WAAW;aACrB,CAAA;SACJ;QACD,OAAO;YACH,OAAO;YACP,KAAK,EAAE,IAAI;SACd,CAAA;KACJ;IAAC,OAAO,GAAG,EAAE;QACV,OAAO;YACH,OAAO,EAAE,IAAI;YACb,KAAK,EAAG,GAAoB,CAAC,OAAO;SACvC,CAAA;KACJ;AACL,CAAC;AAED,SAAS,cAAc,CACnB,IAAY,EACZ,MAAwB,EACxB,UAAkB,EAClB,OAAgB,EAChB,cAAuB;IAEvB,IAAI,KAAK,GAAkB,IAAI,CAAA;IAC/B,IAAI,IAAI,GAAG,IAAA,kBAAU,EAAC,IAAI,CAAC,CAAA;IAC3B,IAAI,QAAQ,GAAG,IAAA,gBAAQ,EAAC,IAAI,CAAC,CAAA;IAE7B,IAAI,MAAM,CAAC,KAAK,EAAE;QACd,OAAO,CAAC,KAAK,CAAC,IAAI,EAAE,MAAM,CAAC,QAAQ,IAAI,MAAM,CAAC,KAAK,CAAC,CAAA;QACpD,KAAK,GAAG,MAAM,CAAC,KAAK,CAAA;KACvB;SAAM,IAAI,MAAM,CAAC,OAAO,EAAE;QACvB,IAAI,OAAO,GAAG,UAAU,GAAG,MAAM,CAAC,OAAO,CAAA;QACzC,IAAI,OAAO,CAAC,QAAQ,EAAE;YAClB,OAAO,GAAG,IAAA,iBAAM,EAAC,OAAO,EAAE,cAAc,CAAC,CAAA;SAC5C;QACD,IAAA,kBAAa,EAAC,QAAQ,EAAE,OAAO,CAAC,CAAA;KACnC;SAAM;QACH,OAAO,CAAC,KAAK,CAAC,IAAI,EAAE,WAAW,CAAC,CAAA;KACnC;IAED,WAAW,CAAC,IAAI,CAAC,KAAK,EAAE,QAAQ,EAAE,KAAK,CAAC,CAAA;IAExC,OAAO,KAAK,CAAA;AAChB,CAAC;AAED,8BAA8B;AAC9B,SAAS,qBAAqB,CAAC,OAAe;IAC1C,IAAI,MAAM,GAAG,IAAI,MAAM,CAAC,SAAS,kBAAU,cAAc,EAAE,GAAG,CAAC,CAAA;IAC/D,OAAO,OAAO,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,CAAC,CAAA;AACtC,CAAC"}
\ No newline at end of file
diff --git a/lib/main.js b/lib/main.js
index 3070830..61e9e0d 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -10,9 +10,9 @@ const paths_1 = require("./paths");
 const readmefile_1 = require("./readmefile");
 const build_1 = __importDefault(require("./build"));
 const CLIArgs = (0, command_line_args_1.default)([
-    { name: 'watch', alias: 'w', type: Boolean },
-    { name: 'minify', alias: 'm', type: Boolean },
-    { name: 'prettier', alias: 'p', type: Boolean },
+    { name: 'watch', alias: 'w', type: Boolean, defaultValue: false },
+    { name: 'minify', alias: 'm', type: Boolean, defaultValue: false },
+    { name: 'prettier', alias: 'p', type: Boolean, defaultValue: false },
 ]);
 //if package.json doesn't exist then there is no point in continuing
 if (!(0, fs_1.existsSync)('package.json') || !(0, fs_1.lstatSync)('package.json').isFile()) {
@@ -21,7 +21,14 @@ if (!(0, fs_1.existsSync)('package.json') || !(0, fs_1.lstatSync)('package.json'
 }
 //delete compiled scripts
 (0, fs_1.readdirSync)(paths_1.DistBase).forEach(file => (0, fs_1.unlinkSync)(`${paths_1.DistBase}/${file}`));
-const PrettierConfig = prettier_1.resolveConfig.sync(process.cwd());
+//read prettierrc file and make sure `babel` is the configured parser
+const PrettierConfig = (() => {
+    let config = prettier_1.resolveConfig.sync(process.cwd()) || {};
+    return {
+        ...config,
+        parser: 'babel',
+    };
+})();
 //compile scripts
 let scripts = (0, fs_1.readdirSync)(paths_1.ScriptBase);
 let scriptMeta = [];
diff --git a/lib/main.js.map b/lib/main.js.map
index 0e5fadb..58f6ef5 100644
--- a/lib/main.js.map
+++ b/lib/main.js.map
@@ -1 +1 @@
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\ No newline at end of file
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\ No newline at end of file
diff --git a/src/build.ts b/src/build.ts
index cf320ae..385a03e 100644
--- a/src/build.ts
+++ b/src/build.ts
@@ -9,7 +9,7 @@ import { CLIArgs } from './main'
 export default function (
     name: string,
     watchCallback: (meta: UserScriptMetaFull, error: string | null) => void,
-    PrettierConfig: Options | null,
+    PrettierConfig: Options,
     CLIArgs: CLIArgs
 ): [UserScriptMetaFull, string | null] {
     //read meta file
@@ -153,7 +153,7 @@ function runPostEsbuild(
     result: RunEsbuildResult,
     metaString: string,
     CLIArgs: CLIArgs,
-    PrettierConfig: Options | null
+    PrettierConfig: Options
 ) {
     let error: string | null = null
     let path = ScriptPath(name)
@@ -165,10 +165,7 @@ function runPostEsbuild(
     } else if (result.content) {
         let content = metaString + result.content
         if (CLIArgs.prettier) {
-            content = format(
-                content,
-                PrettierConfig === null ? undefined : PrettierConfig
-            )
+            content = format(content, PrettierConfig)
         }
         writeFileSync(pathDist, content)
     } else {
diff --git a/src/main.ts b/src/main.ts
index b1af166..61513cf 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -13,9 +13,9 @@ export interface CLIArgs {
 }
 
 const CLIArgs = commandLineArgs([
-    { name: 'watch', alias: 'w', type: Boolean },
-    { name: 'minify', alias: 'm', type: Boolean },
-    { name: 'prettier', alias: 'p', type: Boolean },
+    { name: 'watch', alias: 'w', type: Boolean, defaultValue: false },
+    { name: 'minify', alias: 'm', type: Boolean, defaultValue: false },
+    { name: 'prettier', alias: 'p', type: Boolean, defaultValue: false },
 ]) as CLIArgs
 
 //if package.json doesn't exist then there is no point in continuing
@@ -27,7 +27,14 @@ if (!existsSync('package.json') || !lstatSync('package.json').isFile()) {
 //delete compiled scripts
 readdirSync(DistBase).forEach(file => unlinkSync(`${DistBase}/${file}`))
 
-const PrettierConfig = resolveConfig.sync(process.cwd())
+//read prettierrc file and make sure `babel` is the configured parser
+const PrettierConfig = (() => {
+    let config = resolveConfig.sync(process.cwd()) || {}
+    return {
+        ...config,
+        parser: 'babel',
+    }
+})()
 
 //compile scripts
 let scripts = readdirSync(ScriptBase)