diff --git a/tools/xen/xenrc b/tools/xen/xenrc
index f698be1085..6372ea7faa 100644
--- a/tools/xen/xenrc
+++ b/tools/xen/xenrc
@@ -13,7 +13,7 @@ CLEAN_TEMPLATES=${CLEAN_TEMPLATES:-false}
 
 # Size of image
 VDI_MB=${VDI_MB:-5000}
-OSDOMU_MEM_MB=2048
+OSDOMU_MEM_MB=3072
 OSDOMU_VDI_GB=8
 
 # Network mapping. Specify bridge names or network names. Network names may