diff --git a/etc/default_data.json b/etc/default_data.json
index 1aed11f..ae5efcc 100644
--- a/etc/default_data.json
+++ b/etc/default_data.json
@@ -565,9 +565,6 @@
             ],
             "wiki": "https://docs.openstack.org/cinder/queens/configuration/block-storage/drivers/dell-emc-scaleio-driver.html",
             "releases": [
-                "Liberty",
-                "Mitaka",
-                "Newton",
                 "Ocata",
                 "Pike",
                 "Queens"
@@ -663,10 +660,6 @@
             ],
             "wiki": "https://docs.openstack.org/cinder/wallaby/configuration/block-storage/drivers/dell-storagecenter-driver.html",
             "releases": [
-                "Kilo",
-                "Liberty",
-                "Mitaka",
-                "Newton",
                 "Ocata",
                 "Pike",
                 "Queens",
@@ -697,10 +690,6 @@
             ],
             "wiki": "https://docs.openstack.org/cinder/wallaby/configuration/block-storage/drivers/dell-storagecenter-driver.html",
             "releases": [
-                "Kilo",
-                "Liberty",
-                "Mitaka",
-                "Newton",
                 "Ocata",
                 "Pike",
                 "Queens",
@@ -936,11 +925,6 @@
             ],
             "wiki": "https://docs.openstack.org/cinder/wallaby/configuration/block-storage/drivers/dell-emc-xtremio-driver.html",
             "releases": [
-                "Juno",
-                "Kilo",
-                "Liberty",
-                "Mitaka",
-                "Newton",
                 "Ocata",
                 "Pike",
                 "Queens",
@@ -971,11 +955,6 @@
             ],
             "wiki": "https://docs.openstack.org/cinder/wallaby/configuration/block-storage/drivers/dell-emc-xtremio-driver.html",
             "releases": [
-                "Juno",
-                "Kilo",
-                "Liberty",
-                "Mitaka",
-                "Newton",
                 "Ocata",
                 "Pike",
                 "Queens",