Issue #19018: The heapq.merge() function no longer suppresses IndexError
diff --git a/Misc/ACKS b/Misc/ACKS
index 6f2b3a7..6048ed8 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -110,6 +110,7 @@
 Matthew Boedicker
 Robin Boerdijk
 David Bolen
+Wouter Bolsterlee
 Gawain Bolton
 Gregory Bond
 Jurjen Bos
@@ -313,6 +314,7 @@
 Frederik Fix
 Matt Fleming
 Hernán Martínez Foffani
+Artem Fokin
 Arnaud Fontaine
 Michael Foord
 Amaury Forgeot d'Arc
diff --git a/Misc/NEWS b/Misc/NEWS
index e025df6..c4698f4 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -35,6 +35,9 @@
 - Issue #17324: Fix http.server's request handling case on trailing '/'. Patch
   contributed by Vajrasky Kok.
 
+- Issue #19018: The heapq.merge() function no longer suppresses IndexError
+  in the underlying iterables.
+
 - Issue #18784: The uuid module no more attempts to load libc via ctypes.CDLL,
   if all necessary functions are already found in libuuid.
   Patch by Evgeny Sologubov.