diff --git a/.prettierrc.js b/.prettierrc.js
index ae5fe52c5f..9348b17f00 100644
--- a/.prettierrc.js
+++ b/.prettierrc.js
@@ -4,9 +4,18 @@ module.exports = {
     tabWidth: 4,
     useTabs: false,
     overrides: [
+        {
+            files: ["*.js", "*.ts"],
+            options: {
+                trailingComma: "es5",
+                arrowParens: "avoid",
+            },
+        },
         {
             files: "*.vue",
             options: {
+                trailingComma: "es5",
+                arrowParens: "avoid",
                 semi: false,
             }
         },
diff --git a/misc/devel/tidy.pl b/misc/devel/tidy.pl
index 74c6bf1285..43a34d3944 100755
--- a/misc/devel/tidy.pl
+++ b/misc/devel/tidy.pl
@@ -132,13 +132,12 @@ sub tidy_perl {
 
 sub tidy_js {
     my ($file) = @_;
-    run( command => sprintf q{yarn --silent run prettier --trailing-comma es5 --arrow-parens avoid --write %s}, $file );
+    run( command => sprintf q{yarn --silent run prettier --write %s}, $file );
 }
 
 sub tidy_vue {
     my ($file) = @_;
-    run( command => sprintf
-            q{yarn --silent run prettier --trailing-comma es5 --semi false --arrow-parens avoid --write %s}, $file );
+    run( command => sprintf q{yarn --silent run prettier --write %s}, $file );
 }
 
 sub tidy_tt {
diff --git a/xt/js_tidy.t b/xt/js_tidy.t
index 3b4b348bb3..3cfedd1dca 100755
--- a/xt/js_tidy.t
+++ b/xt/js_tidy.t
@@ -26,7 +26,7 @@ plan tests => scalar @js_files;
 
 foreach my $filepath (@js_files) {
     chomp $filepath;
-    my $tidy    = qx{yarn --silent run prettier --trailing-comma es5 --arrow-parens avoid $filepath};
+    my $tidy    = qx{yarn --silent run prettier $filepath};
     my $content = read_file $filepath;
     ok( $content eq $tidy, "$filepath should be kept tidy" );
 }
diff --git a/xt/vue_tidy.t b/xt/vue_tidy.t
index e4b1f9a613..3b16c4b003 100755
--- a/xt/vue_tidy.t
+++ b/xt/vue_tidy.t
@@ -25,7 +25,7 @@ plan tests => scalar @vue_files;
 
 foreach my $filepath (@vue_files) {
     chomp $filepath;
-    my $tidy    = qx{yarn --silent run prettier --trailing-comma es5 --semi false --arrow-parens avoid $filepath};
+    my $tidy    = qx{yarn --silent run prettier $filepath};
     my $content = read_file $filepath;
     ok( $content eq $tidy, "$filepath should be kept tidy" );
 }