diff --git a/software/kvm/common.cfg b/software/kvm/common.cfg
index bdbd42bdee0623508cf635da7aa0cd3adb10fce7..213ce005aec9234721c94d0372f300e2943aa4d5 100644
--- a/software/kvm/common.cfg
+++ b/software/kvm/common.cfg
@@ -124,7 +124,7 @@ on-update = true
 recipe = hexagonit.recipe.download
 ignore-existing = true
 url = ${:_profile_base_location_}/instance-kvm-resilient-test.cfg.jinja2
-md5sum = e855e5c669f3910d8a1fe9386bafa880 
+md5sum = 4815e9dfdea30560cccc9ec97ee9353c
 mode = 0644
 download-only = true
 on-update = true
diff --git a/software/kvm/instance-kvm-resilient-test.cfg.jinja2 b/software/kvm/instance-kvm-resilient-test.cfg.jinja2
index 9a3d703fbf497730d2eb7c5192e58e2ac6281952..247afe34541a980e57cf9bf66e1a7e2368e6516f 100644
--- a/software/kvm/instance-kvm-resilient-test.cfg.jinja2
+++ b/software/kvm/instance-kvm-resilient-test.cfg.jinja2
@@ -50,6 +50,7 @@ config-{{ key }} = {{ dumps(value) }}
 {% endfor -%}
 config-virtual-hard-drive-url = ${slap-parameter:virtual-hard-drive-url}
 config-virtual-hard-drive-md5sum = ${slap-parameter:virtual-hard-drive-md5sum}
+config-virtual-hard-drive-gzipped = ${slap-parameter:virtual-hard-drive-gzipped}
 config-resiliency-backup-periodicity = */5 * * * *
 config-resilient-clone-number = 1
 config-ignore-known-hosts-file = false
@@ -58,5 +59,6 @@ return = ipv6
 sla-computer_guid = ${slap-connection:computer-id}
 
 [slap-parameter]
-virtual-hard-drive-url = http://www.nexedi.org/static/slapos/kvm_resiliency_test/virtual.qcow2
-virtual-hard-drive-md5sum = 465e1024447997e7b86ee2e5151e031b
+virtual-hard-drive-url = http://www.nexedi.org/static/slapos/kvm_resiliency_test/virtual.qcow2.gz
+virtual-hard-drive-md5sum = dd82c771f6f7738fb4b0fc1330ed8236
+virtual-hard-drive-gzipped = true