diff --git a/src/test/java/it/gov/pagopa/receipt/pdf/helpdesk/client/impl/ReceiptQueueClientImplTest.java b/src/test/java/it/gov/pagopa/receipt/pdf/helpdesk/client/impl/ReceiptQueueClientImplTest.java
index 69e616c..43db1f3 100644
--- a/src/test/java/it/gov/pagopa/receipt/pdf/helpdesk/client/impl/ReceiptQueueClientImplTest.java
+++ b/src/test/java/it/gov/pagopa/receipt/pdf/helpdesk/client/impl/ReceiptQueueClientImplTest.java
@@ -20,7 +20,7 @@ void testSingletonConnectionError() throws Exception {
         @SuppressWarnings("secrets:S6338")
         String mockKey = "mockKeymockKeymockKeymockKeymockKeymockKeymockKeymockKeymockKeymockKeymockKeymockKeyMK==";
         withEnvironmentVariables(
-                "RECEIPT_QUEUE_CONN_STRING", "DefaultEndpointsProtocol=https;AccountName=samplequeue;AccountKey="+mockKey+";EndpointSuffix=core.windows.net",
+                "RECEIPTS_STORAGE_CONN_STRING", "DefaultEndpointsProtocol=https;AccountName=samplequeue;AccountKey="+mockKey+";EndpointSuffix=core.windows.net",
                 "RECEIPT_QUEUE_TOPIC", "validTopic"
         ).execute(() -> Assertions.assertDoesNotThrow(ReceiptQueueClientImpl::getInstance)
         );