From 9b285301d694000d3e50efe8975b4918e2d69c1a Mon Sep 17 00:00:00 2001
From: Joel Lappalainen <lappalj8@gmail.com>
Date: Wed, 20 Sep 2023 16:39:06 +0300
Subject: [PATCH] Use empty set of headers instead of null

---
 .../ext/vehicleparking/hslpark/HslParkUpdater.java              | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ext/java/org/opentripplanner/ext/vehicleparking/hslpark/HslParkUpdater.java b/src/ext/java/org/opentripplanner/ext/vehicleparking/hslpark/HslParkUpdater.java
index 36699aee1af..a921836d907 100644
--- a/src/ext/java/org/opentripplanner/ext/vehicleparking/hslpark/HslParkUpdater.java
+++ b/src/ext/java/org/opentripplanner/ext/vehicleparking/hslpark/HslParkUpdater.java
@@ -60,7 +60,7 @@ public HslParkUpdater(
         parameters.utilizationsUrl(),
         "",
         parkPatchMapper::parseUtilization,
-        null
+        Map.of()
       );
     this.facilitiesFrequencySec = parameters.facilitiesFrequencySec();
   }