diff --git a/app/Support/Http/Api/ExchangeRateConverter.php b/app/Support/Http/Api/ExchangeRateConverter.php
index c64e8f34e3..e429def2a7 100644
--- a/app/Support/Http/Api/ExchangeRateConverter.php
+++ b/app/Support/Http/Api/ExchangeRateConverter.php
@@ -187,7 +187,7 @@ class ExchangeRateConverter
         if ('' === $rate) {
             return null;
         }
-        if (0 === bccomp('0', $preparedRate)) {
+        if (0 === bccomp('0', $rate)) {
             return null;
         }