diff --git a/.github/lsan-suppressions.txt b/.github/lsan-suppressions.txt
index 5c2ee76e4607..3ce5de80bd6a 100644
--- a/.github/lsan-suppressions.txt
+++ b/.github/lsan-suppressions.txt
@@ -1 +1,2 @@
 leak:acommon::DictInfoList::elements
+leak:timer_create
diff --git a/NEWS b/NEWS
index a988b783f6ee..0dd7030a1a1e 100644
--- a/NEWS
+++ b/NEWS
@@ -23,6 +23,8 @@ PHP                                                                        NEWS
   . Fix bug GH-8821 (Improve line numbers for errors in constant expressions).
     (ilutov)
   . Fix bug GH-10083 (Allow comments between & and parameter). (ilutov)
+  . Zend Max Execution Timers is now enabled by default for ZTS builds on
+    Linux. (Kévin Dunglas)
 
 - Date:
   . Implement More Appropriate Date/Time Exceptions RFC. (Derick)
diff --git a/UPGRADING b/UPGRADING
index cdada9e9b327..699f69b1b6da 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -33,6 +33,8 @@ PHP 8.3 UPGRADE NOTES
     Internally, this works by caching the result on posix systems. If you want
     the old behaviour, you can check the "cached" key in the array returned by
     proc_get_status() to check whether the result was cached.
+  . Zend Max Execution Timers is now enabled by default for ZTS builds on
+    Linux.
 
 - FFI:
   . C functions that have a return type of void now return null instead of
diff --git a/Zend/Zend.m4 b/Zend/Zend.m4
index a1450e4f1339..d8f789f9647a 100644
--- a/Zend/Zend.m4
+++ b/Zend/Zend.m4
@@ -307,7 +307,7 @@ AC_ARG_ENABLE([zend-max-execution-timers],
   [AS_HELP_STRING([--enable-zend-max-execution-timers],
     [whether to enable zend max execution timers])],
     [ZEND_MAX_EXECUTION_TIMERS=$enableval],
-    [ZEND_MAX_EXECUTION_TIMERS='no'])
+    [ZEND_MAX_EXECUTION_TIMERS=$ZEND_ZTS])
 
 AS_CASE(["$host_alias"], [*linux*], [], [ZEND_MAX_EXECUTION_TIMERS='no'])