diff --git a/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/java/io/entgra/device/mgt/core/operation/template/mock/BaseOperationTemplatePluginTest.java b/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/java/io/entgra/device/mgt/core/operation/template/mock/BaseOperationTemplatePluginTest.java
index c563311602..58c7e8b65f 100644
--- a/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/java/io/entgra/device/mgt/core/operation/template/mock/BaseOperationTemplatePluginTest.java
+++ b/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/java/io/entgra/device/mgt/core/operation/template/mock/BaseOperationTemplatePluginTest.java
@@ -144,6 +144,7 @@ public abstract class BaseOperationTemplatePluginTest {
             conn = ConnectionManagerUtils.getDBConnection();
             stmt = conn.createStatement();
             stmt.executeUpdate("RUNSCRIPT FROM './src/test/resources/carbon-home/dbscripts/dm-db-h2.sql'");
+            stmt.executeUpdate("RUNSCRIPT FROM './src/test/resources/carbon-home/dbscripts/insert-subtypes.sql'");
         } finally {
             TestUtils.cleanupResources(conn, stmt, null);
         }
diff --git a/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/resources/carbon-home/dbscripts/insert-subtypes.sql b/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/resources/carbon-home/dbscripts/insert-subtypes.sql
new file mode 100644
index 0000000000..ffa001a086
--- /dev/null
+++ b/components/operation-template-mgt/io.entgra.device.mgt.core.operation.template/src/test/resources/carbon-home/dbscripts/insert-subtypes.sql
@@ -0,0 +1,3 @@
+INSERT INTO DM_DEVICE_SUB_TYPE (SUB_TYPE_ID, TENANT_ID, DEVICE_TYPE, SUB_TYPE_NAME, TYPE_DEFINITION) VALUES
+(3,-1234,'METER','TestSubType','{"make": "TestSubType", "model": "ATx-Mega SIM800", "subTypeId": 3, "hasSMSSupport": true, "hasICMPSupport": true, "socketServerPort": 8071}'),
+(4,-1234,'METER','TestSubType','{"make": "TestSubType", "model": "ATx-Mega SIM800", "subTypeId": 4, "hasSMSSupport": true, "hasICMPSupport": true, "socketServerPort": 8071}');
\ No newline at end of file