diff --git a/CRM/Import/Form/DataSource.php b/CRM/Import/Form/DataSource.php
index 30dfc17fdd2f..08f8cacaca0e 100644
--- a/CRM/Import/Form/DataSource.php
+++ b/CRM/Import/Form/DataSource.php
@@ -43,6 +43,10 @@ abstract class CRM_Import_Form_DataSource extends CRM_Import_Forms {
    */
   protected $templateValues = [];
 
+  public function getTemplateFileName(): string {
+    return 'CRM/Import/Form/DataSource.tpl';
+  }
+
   /**
    * Set variables up before form is built.
    */
diff --git a/templates/CRM/Activity/Import/Form/DataSource.tpl b/templates/CRM/Activity/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Activity/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}
diff --git a/templates/CRM/Contact/Import/Form/DataSource.tpl b/templates/CRM/Contact/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Contact/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}
diff --git a/templates/CRM/Contribute/Import/Form/DataSource.tpl b/templates/CRM/Contribute/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Contribute/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}
diff --git a/templates/CRM/Custom/Import/Form/DataSource.tpl b/templates/CRM/Custom/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Custom/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}
diff --git a/templates/CRM/Event/Import/Form/DataSource.tpl b/templates/CRM/Event/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Event/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}
diff --git a/templates/CRM/Member/Import/Form/DataSource.tpl b/templates/CRM/Member/Import/Form/DataSource.tpl
deleted file mode 100644
index 5395b37fcf7f..000000000000
--- a/templates/CRM/Member/Import/Form/DataSource.tpl
+++ /dev/null
@@ -1,10 +0,0 @@
-{*
- +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC. All rights reserved.                        |
- |                                                                    |
- | This work is published under the GNU AGPLv3 license with some      |
- | permitted exceptions and without any warranty. For full license    |
- | and copyright information, see https://civicrm.org/licensing       |
- +--------------------------------------------------------------------+
-*}
-{include file="CRM/Import/Form/DataSource.tpl"}