diff --git a/app/Api/V1/Requests/Chart/ChartRequest.php b/app/Api/V1/Requests/Chart/ChartRequest.php
index 2ef933a1c2..5477aae2e5 100644
--- a/app/Api/V1/Requests/Chart/ChartRequest.php
+++ b/app/Api/V1/Requests/Chart/ChartRequest.php
@@ -64,6 +64,7 @@ class ChartRequest extends FormRequest
             'end'         => 'required|date|after:1970-01-02|before:2038-01-17|after_or_equal:start',
             'preselected' => sprintf('nullable|in:%s', implode(',', config('firefly.preselected_accounts'))),
             'period'      => sprintf('nullable|in:%s', implode(',', config('firefly.valid_view_ranges'))),
+            'accounts' => 'nullable|array',
             'accounts.*'  => 'exists:accounts,id',
         ];
 
diff --git a/app/Support/Binder/EitherConfigKey.php b/app/Support/Binder/EitherConfigKey.php
index e342c6d158..ed41ac53ca 100644
--- a/app/Support/Binder/EitherConfigKey.php
+++ b/app/Support/Binder/EitherConfigKey.php
@@ -52,6 +52,7 @@ class EitherConfigKey
             'firefly.languages',
             'app.timezone',
             'firefly.valid_view_ranges',
+            'firefly.preselected_accounts',
 
             // triggers and actions:
             'firefly.rule-actions',