diff --git a/scripts/xapi.service b/scripts/xapi.service
index ce53a8f06d..e08cbff106 100644
--- a/scripts/xapi.service
+++ b/scripts/xapi.service
@@ -20,7 +20,7 @@ Conflicts=shutdown.target
 [Service]
 User=root
 Environment="LD_PRELOAD=/usr/lib64/libjemalloc.so.1"
-Environment="MALLOC_CONF=narenas:1,tcache:false,lg_dirty_mult:22"
+Environment="MALLOC_CONF=narenas:1,tcache:true,lg_dirty_mult:22"
 Type=simple
 Restart=on-failure
 ExecStart=@LIBEXECDIR@/xapi-init start