diff --git a/dicos/25_bdd_server.xml b/dicos/25_bdd_server.xml
index 926e8c1..8881942 100644
--- a/dicos/25_bdd_server.xml
+++ b/dicos/25_bdd_server.xml
@@ -94,6 +94,9 @@
             <variable name="dbAutoOptimizeAndRepare" type="oui/non" description="Activer l'autoréparation et optimisation de toutes les bases de données">
                 <value>non</value>
             </variable>
+            <variable name="dbMaxAllowedPacket" type='number' description="Taille maximum d'un paquet (en Mo)">
+                <value>32</value>
+            </variable>
         </family>
 
         <family name="Database Cluster">
diff --git a/tmpl/tunning.cnf b/tmpl/tunning.cnf
index 69ff48c..d2edbec 100644
--- a/tmpl/tunning.cnf
+++ b/tmpl/tunning.cnf
@@ -15,6 +15,7 @@ query_cache_size = %%getVar('dbQueryCacheSize')
 
 tmp_table_size = %%dbTmpTableSize
 max_heap_table_size = %%dbTmpTableSize
+max_allowed_packet = %%dbMaxAllowedPacket
 
 %if %%dbEnableSlowQueryLogs == "oui"
 slow-query-log = 1