From 7aa3cd5ba46262d9c2534ac283191969ccb37b0a Mon Sep 17 00:00:00 2001
From: James Cole <james@firefly-iii.org>
Date: Fri, 17 Jul 2020 17:26:36 +0200
Subject: [PATCH] Fix #3568

---
 app/Transformers/TransactionGroupTransformer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/Transformers/TransactionGroupTransformer.php b/app/Transformers/TransactionGroupTransformer.php
index bbe25538d6..4eaf8bae6a 100644
--- a/app/Transformers/TransactionGroupTransformer.php
+++ b/app/Transformers/TransactionGroupTransformer.php
@@ -336,7 +336,7 @@ class TransactionGroupTransformer extends AbstractTransformer
         $bill            = $this->getBill($journal->bill);
 
         if (null !== $foreignAmount && null !== $foreignCurrency) {
-            $foreignAmount = number_format($foreignAmount, $foreignCurrency['decimal_places'], '.', '');
+            $foreignAmount = number_format((float) $foreignAmount, $foreignCurrency['decimal_places'], '.', '');
         }
 
         return [