diff --git a/dicos/25_bdd_server.xml b/dicos/25_bdd_server.xml
index 52be345..8e966ff 100644
--- a/dicos/25_bdd_server.xml
+++ b/dicos/25_bdd_server.xml
@@ -44,6 +44,10 @@
 				<value>Default</value>
 			</variable>
 			<variable name="accLimitTarget" type="string" description="Restriction d'accès à ces IP/noms d'hôtes (liste séparateur séparateur ',')" />
+
+			<variable name="dbClusterGcacheSizeMb" type="number" description="FIXME Gcachesize">
+				<value>128</value>
+			</variable>
 		</family>
 
 		<!-- Tunning -->
diff --git a/tmpl/tunning.cnf b/tmpl/tunning.cnf
index fc0d5e1..1eafe79 100644
--- a/tmpl/tunning.cnf
+++ b/tmpl/tunning.cnf
@@ -8,9 +8,9 @@ thread_cache_size=%%dbThreadCacheSize
 
 %if %%dbCacheQueryEnable == 'oui'
 query_cache_type = 1
-query_cache_limit = %%dbQueryCacheLimit
-query_cache_min_res_unit = %%dbQueryCacheMinResUint
-query_cache_size = %%dbQueryCacheSize
+query_cache_limit = %%getVar('dbQueryCacheLimit')
+query_cache_min_res_unit = %%getVar('dbQueryCacheMinResUint')
+query_cache_size = %%getVar('dbQueryCacheSize')
 %end if
 
 tmp_table_size = %%dbTmpTableSize
@@ -18,8 +18,8 @@ max_heap_table_size = %%dbTmpTableSize
 
 %if %%dbEnableSlowQueryLogs == "oui"
 slow-query-log = 1
-slow-query-log-file = %%dbSlowQueryLogFile
-long_query_time = %%dbSlowQueryLogTime
+slow-query-log-file = %%getVar('dbSlowQueryLogFile')
+long_query_time = %%getVar('dbSlowQueryLogTime')
 %end if
 
 wait_timeout = %%dbWaitTimeout