diff --git a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
index 445ffde1e538..315fa8c9cb21 100644
--- a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
+++ b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
@@ -926,7 +926,7 @@ protected void checkIfPodIsDeletable(final long podId) {
                 dbName = "cloud";
             }
 
-            String selectSql = "SELECT * FROM `" + dbName + "`.`" + tableName + "` WHERE " + column + " = ?";
+            String selectSql = "SELECT * FROM `?`.`?` WHERE ? = ?";
 
             if(tableName.equals("vm_instance")) {
                 selectSql += " AND state != '" + VirtualMachine.State.Expunging.toString() + "' AND removed IS NULL";
@@ -939,7 +939,10 @@ protected void checkIfPodIsDeletable(final long podId) {
             final TransactionLegacy txn = TransactionLegacy.currentTxn();
             try {
                 final PreparedStatement stmt = txn.prepareAutoCloseStatement(selectSql);
-                stmt.setLong(1, podId);
+                stmt.setString(1,dbName);
+                stmt.setString(2,tableName);
+                stmt.setString(3,column);
+                stmt.setLong(4, podId);
                 final ResultSet rs = stmt.executeQuery();
                 if (rs != null && rs.next()) {
                     throw new CloudRuntimeException("The pod cannot be deleted because " + errorMsg);
@@ -1385,7 +1388,7 @@ protected void checkIfZoneIsDeletable(final long zoneId) {
 
             final String dbName = "cloud";
 
-            String selectSql = "SELECT * FROM `" + dbName + "`.`" + tableName + "` WHERE " + column + " = ?";
+            String selectSql = "SELECT * FROM `?`.`?` WHERE ? = ?";
 
             if (tableName.equals("op_dc_vnet_alloc")) {
                 selectSql += " AND taken IS NOT NULL";
@@ -1410,7 +1413,10 @@ protected void checkIfZoneIsDeletable(final long zoneId) {
             final TransactionLegacy txn = TransactionLegacy.currentTxn();
             try {
                 final PreparedStatement stmt = txn.prepareAutoCloseStatement(selectSql);
-                stmt.setLong(1, zoneId);
+                stmt.setString(1,dbName);
+                stmt.setString(2,tableName);
+                stmt.setString(3,column);
+                stmt.setLong(4, zoneId);
                 final ResultSet rs = stmt.executeQuery();
                 if (rs != null && rs.next()) {
                     throw new CloudRuntimeException("The zone is not deletable because " + errorMsg);