diff --git a/app/Http/Controllers/JavascriptController.php b/app/Http/Controllers/JavascriptController.php
index 7d02153055..f4b8608cf6 100644
--- a/app/Http/Controllers/JavascriptController.php
+++ b/app/Http/Controllers/JavascriptController.php
@@ -137,8 +137,7 @@ class JavascriptController extends Controller
             $currency = $repository->getAccountCurrency($account) ?? $currency;
         }
 
-        $localeconv                = app('amount')->getLocaleInfo();
-        $accounting                = app('amount')->getJsConfig($localeconv);
+        $accounting                = app('amount')->getJsConfig();
         $accounting['frac_digits'] = $currency->decimal_places;
         $pref                      = app('preferences')->get('language', config('firefly.default_language', 'en_US'));
         /** @noinspection NullPointerExceptionInspection */
diff --git a/app/Support/Amount.php b/app/Support/Amount.php
index 30b59fb203..b4a64337f5 100644
--- a/app/Support/Amount.php
+++ b/app/Support/Amount.php
@@ -115,19 +115,20 @@ class Amount
      * This method returns the correct format rules required by accounting.js,
      * the library used to format amounts in charts.
      *
-     * @param array $config
+     * Used only in one place.
      *
      * @return array
      */
-    public function getJsConfig(array $config): array
+    public function getJsConfig(): array
     {
-        $negative = self::getAmountJsConfig($config['n_sep_by_space'], $config['n_sign_posn'], $config['negative_sign'], $config['n_cs_precedes']);
-        $positive = self::getAmountJsConfig($config['p_sep_by_space'], $config['p_sign_posn'], $config['positive_sign'], $config['p_cs_precedes']);
+        $config = $this->getLocaleInfo();
+        $negative   = self::getAmountJsConfig($config['n_sep_by_space'], $config['n_sign_posn'], $config['negative_sign'], $config['n_cs_precedes']);
+        $positive   = self::getAmountJsConfig($config['p_sep_by_space'], $config['p_sign_posn'], $config['positive_sign'], $config['p_cs_precedes']);
 
         return [
             'mon_decimal_point' => $config['mon_decimal_point'],
             'mon_thousands_sep' => $config['mon_thousands_sep'],
-            'format' => [
+            'format'            => [
                 'pos'  => $positive,
                 'neg'  => $negative,
                 'zero' => $positive,
@@ -138,7 +139,7 @@ class Amount
     /**
      * @return array
      */
-    public function getLocaleInfo(): array
+    private function getLocaleInfo(): array
     {
         // get config from preference, not from translation:
         $locale = app('steam')->getLocale();