diff --git a/po/en_GB.po b/po/en_GB.po
index 6234baa1bd..20fef48d03 100644
--- a/po/en_GB.po
+++ b/po/en_GB.po
@@ -12242,6 +12242,14 @@ msgid ""
 "(often invalidated due to table updates) increasing {query_cache_limit} "
 "might reduce efficiency."
 msgstr ""
+"Changing {query_cache_limit} (usually by increasing) may increase "
+"efficiency. This variable determines the maximum size a query result may "
+"have to be inserted into the query cache. If there are many query results "
+"above 1 MiB that are well cacheable (many reads, little writes) then "
+"increasing {query_cache_limit} will increase efficiency. Whereas in the case "
+"of many query results being above 1 MiB that are not very well cacheable "
+"(often invalidated due to table updates) increasing {query_cache_limit} "
+"might reduce efficiency."
 
 #: po/advisory_rules.php:108
 msgid "query_cache_limit is set to 1 MiB"