fix versionadded for gmysql-thread-closer

diff --git a/docs/backends/generic-mysql.rst b/docs/backends/generic-mysql.rst
index e73ce7ea3d0d658d1bc9d4a9ce5ede84999954d8..edc0ed9580f89e2343d24ac464acf913a5088f73 100644 (file)
--- a/docs/backends/generic-mysql.rst
+++ b/docs/backends/generic-mysql.rst
@@ -127,7 +127,7 @@ server. A value of 0 will disable the timeout. Default: 10
 
 ``gmysql-thread-closer``
 ^^^^^^^^^^^^^^^^^^^^^^^^
-.. versionadded:: 4.1.7
+.. versionadded:: 4.1.8
 
 Older versions (such as those shipped on RHEL 7) of the MySQL/MariaDB client libraries leak memory unless applications explicitly report the end of each thread to the library. Enabling ``gmysql-thread-closer`` tells PowerDNS to call ``mysql_thread_end()`` whenever a thread ends.