From e38a0649286150ada74f3a564e0f3f1e5b0c1e04 Mon Sep 17 00:00:00 2001
From: Gunnar Skjold <gunnar.skjold@gmail.com>
Date: Thu, 27 Jun 2024 10:54:22 +0200
Subject: [PATCH] Fixed timezone issue in DLMS timestamps

---
 lib/AmsDecoder/src/Cosem.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/AmsDecoder/src/Cosem.cpp b/lib/AmsDecoder/src/Cosem.cpp
index 298a681d..4cf3075a 100644
--- a/lib/AmsDecoder/src/Cosem.cpp
+++ b/lib/AmsDecoder/src/Cosem.cpp
@@ -24,7 +24,7 @@ time_t decodeCosemDateTime(CosemDateTime timestamp) {
     time_t time = makeTime(tm);
     int16_t deviation = ntohs(timestamp.deviation);
     if(deviation >= -720 && deviation <= 720) {
-        time -= deviation * 60;
+        time += deviation * 60;
     }
     return time;
 }
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