diff --git a/engine/schema/src/main/java/com/cloud/upgrade/DatabaseUpgradeChecker.java b/engine/schema/src/main/java/com/cloud/upgrade/DatabaseUpgradeChecker.java
index e5b2df77ccf..d918373a759 100644
--- a/engine/schema/src/main/java/com/cloud/upgrade/DatabaseUpgradeChecker.java
+++ b/engine/schema/src/main/java/com/cloud/upgrade/DatabaseUpgradeChecker.java
@@ -81,6 +81,7 @@ import com.cloud.upgrade.dao.Upgrade41700to41710;
 import com.cloud.upgrade.dao.Upgrade41710to41720;
 import com.cloud.upgrade.dao.Upgrade41720to41800;
 import com.cloud.upgrade.dao.Upgrade41800to41810;
+import com.cloud.upgrade.dao.Upgrade41811to41812;
 import com.cloud.upgrade.dao.Upgrade420to421;
 import com.cloud.upgrade.dao.Upgrade421to430;
 import com.cloud.upgrade.dao.Upgrade430to440;
@@ -218,6 +219,7 @@ public class DatabaseUpgradeChecker implements SystemIntegrityChecker {
                 .next("4.17.1.0", new Upgrade41710to41720())
                 .next("4.17.2.0", new Upgrade41720to41800())
                 .next("4.18.0.0", new Upgrade41800to41810())
+                .next("4.18.1.0", new Upgrade41811to41812())
                 .build();
     }
 
diff --git a/engine/schema/src/main/java/com/cloud/upgrade/dao/Upgrade41811to41812.java b/engine/schema/src/main/java/com/cloud/upgrade/dao/Upgrade41811to41812.java
new file mode 100644
index 00000000000..23af4bbcf52
--- /dev/null
+++ b/engine/schema/src/main/java/com/cloud/upgrade/dao/Upgrade41811to41812.java
@@ -0,0 +1,69 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+package com.cloud.upgrade.dao;
+
+import com.cloud.utils.exception.CloudRuntimeException;
+import org.apache.log4j.Logger;
+
+import java.io.InputStream;
+import java.sql.Connection;
+
+public class Upgrade41811to41812 implements DbUpgrade {
+    final static Logger LOG = Logger.getLogger(Upgrade41811to41812.class);
+
+    @Override
+    public String[] getUpgradableVersionRange() {
+        return new String[]{"4.18.1.1", "4.18.1.2"};
+    }
+
+    @Override
+    public String getUpgradedVersion() {
+        return "4.18.1.2";
+    }
+
+    @Override
+    public boolean supportsRollingUpgrade() {
+        return true;
+    }
+
+    @Override
+    public InputStream[] getPrepareScripts() {
+        final String scriptFile = "META-INF/db/schema-41811to41812.sql";
+        final InputStream script = Thread.currentThread().getContextClassLoader().getResourceAsStream(scriptFile);
+        if (script == null) {
+            throw new CloudRuntimeException("Unable to find " + scriptFile);
+        }
+
+        return new InputStream[]{script};
+    }
+
+    @Override
+    public void performDataMigration(Connection conn) {
+    }
+
+
+    @Override
+    public InputStream[] getCleanupScripts() {
+        final String scriptFile = "META-INF/db/schema-41811to41812-cleanup.sql";
+        final InputStream script = Thread.currentThread().getContextClassLoader().getResourceAsStream(scriptFile);
+        if (script == null) {
+            throw new CloudRuntimeException("Unable to find " + scriptFile);
+        }
+
+        return new InputStream[]{script};
+    }
+}
diff --git a/engine/schema/src/main/resources/META-INF/db/schema-41811to41812-cleanup.sql b/engine/schema/src/main/resources/META-INF/db/schema-41811to41812-cleanup.sql
new file mode 100644
index 00000000000..01d5cef1e5e
--- /dev/null
+++ b/engine/schema/src/main/resources/META-INF/db/schema-41811to41812-cleanup.sql
@@ -0,0 +1,20 @@
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you under the Apache License, Version 2.0 (the
+-- "License"); you may not use this file except in compliance
+-- with the License.  You may obtain a copy of the License at
+--
+--   http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing,
+-- software distributed under the License is distributed on an
+-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+-- KIND, either express or implied.  See the License for the
+-- specific language governing permissions and limitations
+-- under the License.
+
+--;
+-- Schema upgrade cleanup from to 4.18.1.2
+--;
\ No newline at end of file
diff --git a/engine/schema/src/main/resources/META-INF/db/schema-41811to41812.sql b/engine/schema/src/main/resources/META-INF/db/schema-41811to41812.sql
new file mode 100644
index 00000000000..5a72bd42153
--- /dev/null
+++ b/engine/schema/src/main/resources/META-INF/db/schema-41811to41812.sql
@@ -0,0 +1,50 @@
+-- Licensed to the Apache Software Foundation (ASF) under one
+-- or more contributor license agreements.  See the NOTICE file
+-- distributed with this work for additional information
+-- regarding copyright ownership.  The ASF licenses this file
+-- to you under the Apache License, Version 2.0 (the
+-- "License"); you may not use this file except in compliance
+-- with the License.  You may obtain a copy of the License at
+--
+--   http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing,
+-- software distributed under the License is distributed on an
+-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+-- KIND, either express or implied.  See the License for the
+-- specific language governing permissions and limitations
+-- under the License.
+
+--;
+-- Schema upgrade from 4.18.1.2
+--;
+
+-- Add property to enable/disable on-demand connection Host to PowerFlex storage pool
+INSERT IGNORE INTO `cloud`.`configuration` (
+    `category`,
+    `instance`,
+    `component`,
+    `scope`,
+    `name`,
+    `value`,
+    `default_value`,
+    `is_dynamic`,
+    `display_text`,
+    `description`
+) VALUES (
+    'Storage',
+    'DEFAULT',
+    'StorageManager',
+    'Global',
+    'powerflex.connect.on.demand',
+    'false',
+    'false',
+    1,
+    'Connect PowerFlex client on Host on-demand',
+    'Connect PowerFlex client on Host when first Volume created and disconnect when last Volume deleted (or always stay connected otherwise).'
+);
+
+CALL `cloud`.`IDEMPOTENT_ADD_COLUMN`('cloud.resource_reservation', 'mgmt_server_id', 'bigint unsigned NULL COMMENT "management server id" ');
+CALL `cloud`.`IDEMPOTENT_ADD_COLUMN`('cloud.resource_reservation', 'created', 'datetime DEFAULT NULL COMMENT "date when the reservation was created" ');
+
+UPDATE `cloud`.`resource_reservation` SET `created` = now() WHERE `created` IS NULL;