From b5399e51585b895cd72b0756395106dd62aaef05 Mon Sep 17 00:00:00 2001
From: Rickard Green <rickard@erlang.org>
Date: Fri, 12 May 2023 11:45:35 +0200
Subject: Fix ticket id in since tag in doc for maps:merge/2

---
 system/doc/efficiency_guide/maps.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/doc/efficiency_guide/maps.xml b/system/doc/efficiency_guide/maps.xml
index 71fc7f3045..ce78863953 100644
--- a/system/doc/efficiency_guide/maps.xml
+++ b/system/doc/efficiency_guide/maps.xml
@@ -597,7 +597,7 @@ new() ->
       <change>
 	<p>
 	  The sharing of key tuples by <c>maps:merge/2</c> was introduced in
-	  OTP @OTP-18503@. Older versions always contructed a new key tuple on
+	  OTP @OTP-18523@. Older versions always contructed a new key tuple on
 	  the callers heap.
 	</p>
       </change>
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