diff --git a/CRM/Contribute/Import/Parser/Contribution.php b/CRM/Contribute/Import/Parser/Contribution.php
index b1836cb39c10..744742bceda9 100644
--- a/CRM/Contribute/Import/Parser/Contribution.php
+++ b/CRM/Contribute/Import/Parser/Contribution.php
@@ -440,7 +440,7 @@ public function import(array $values): void {
       $softCreditParams = [];
       foreach ($params['SoftCreditContact'] ?? [] as $index => $softCreditContact) {
         $softCreditParams[$index]['soft_credit_type_id'] = $softCreditContact['soft_credit_type_id'];
-        $softCreditParams[$index]['contact_id'] = $this->getContactID($softCreditContact['Contact'], $softCreditContact['id'] ?? NULL, 'SoftCreditContact', $this->getDedupeRulesForEntity('SoftCreditContact'));
+        $softCreditParams[$index]['contact_id'] = $this->getContactID($softCreditContact['Contact'], $softCreditContact['Contact']['id'] ?? NULL, 'SoftCreditContact', $this->getDedupeRulesForEntity('SoftCreditContact'));
         if (empty($softCreditParams[$index]['contact_id']) && in_array($this->getActionForEntity('SoftCreditContact'), ['update', 'select'])) {
           throw new CRM_Core_Exception(ts('Soft Credit Contact not found'));
         }
diff --git a/tests/phpunit/CRM/Contribute/Import/Parser/ContributionTest.php b/tests/phpunit/CRM/Contribute/Import/Parser/ContributionTest.php
index 90927307ec42..3f7658de5318 100644
--- a/tests/phpunit/CRM/Contribute/Import/Parser/ContributionTest.php
+++ b/tests/phpunit/CRM/Contribute/Import/Parser/ContributionTest.php
@@ -103,6 +103,7 @@ public function testImportParserWithSoftCreditsByExternalIdentifier(string $thou
       ['name' => 'financial_type_id'],
       ['name' => 'external_identifier'],
       ['name' => 'soft_credit.contact.external_identifier', 'soft_credit_type_id' => 1],
+      ['name' => ''],
     ];
     $this->importCSV('contributions_amount_validate.csv', $mapping, ['onDuplicate' => CRM_Import_Parser::DUPLICATE_SKIP]);
 
@@ -119,6 +120,27 @@ public function testImportParserWithSoftCreditsByExternalIdentifier(string $thou
     $this->assertEquals(1, $dataSource->getRowCount([CRM_Import_Parser::ERROR]));
     $this->assertEquals(1, $dataSource->getRowCount([CRM_Contribute_Import_Parser_Contribution::SOFT_CREDIT]));
     $this->assertEquals(1, $dataSource->getRowCount([CRM_Import_Parser::VALID]));
+
+    // Now try the import with the dots swapped to double underscores. The parser
+    // layer and api understand the dots - but QuickForm has to play switcheroo as the dots
+    // break the hierarchical multiselect js. QuickForm uses a double underscore as a stand in.;
+    $this->validateSoftCreditImport([
+      ['name' => 'total_amount'],
+      ['name' => 'receive_date'],
+      ['name' => 'financial_type_id'],
+      ['name' => 'external_identifier'],
+      ['name' => 'soft_credit__contact__external_identifier', 'soft_credit_type_id' => 1],
+    ]);
+    $this->validateSoftCreditImport([
+      ['name' => 'total_amount'],
+      ['name' => 'receive_date'],
+      ['name' => 'financial_type_id'],
+      ['name' => 'external_identifier'],
+      [],
+      [],
+      [],
+      ['name' => 'soft_credit__contact__id', 'soft_credit_type_id' => 1],
+    ]);
   }
 
   /**
@@ -874,4 +896,20 @@ public function testEnableExtension(): void {
     $this->assertEquals('ERROR', $result->first()['_status']);
   }
 
+  /**
+   * @param array $mapping
+   *
+   * @throws \CRM_Core_Exception
+   * @throws \Civi\API\Exception\UnauthorizedException
+   */
+  protected function validateSoftCreditImport(array $mapping): void {
+    Contribution::delete()->addWhere('id', '>', 0)->execute();
+    $this->callAPISuccessGetCount('ContributionSoft', [], 0);
+    $this->importCSV('contributions_amount_validate.csv', $mapping, ['onDuplicate' => CRM_Import_Parser::DUPLICATE_SKIP]);
+    $dataSource = new CRM_Import_DataSource_CSV($this->userJobID);
+    // Check a row imported.
+    $this->assertEquals(1, $dataSource->getRowCount([CRM_Import_Parser::VALID]));
+    $this->callAPISuccessGetCount('ContributionSoft', [], 1);
+  }
+
 }
diff --git a/tests/phpunit/CRM/Contribute/Import/Parser/data/contributions_amount_validate.csv b/tests/phpunit/CRM/Contribute/Import/Parser/data/contributions_amount_validate.csv
index bc933de80ffe..5c9ccadab26e 100644
--- a/tests/phpunit/CRM/Contribute/Import/Parser/data/contributions_amount_validate.csv
+++ b/tests/phpunit/CRM/Contribute/Import/Parser/data/contributions_amount_validate.csv
@@ -1,3 +1,3 @@
-Total Amount,Receive Date,Financial Type,External identifier,Soft Credit Ext ID,Email,Email - soft credit
-"1,230.99",2008-09-20,Donation,ext-1,ext-2,harry@example.com,the-firm@example.com
-"1.230,99",2008-09-20,Donation,ext-1,ext-2,,
+Total Amount,Receive Date,Financial Type,External identifier,Soft Credit Ext ID,Email,Email - soft credit,Soft credit contact ID
+"1,230.99",2008-09-20,Donation,ext-1,ext-2,harry@example.com,the-firm@example.com,4
+"1.230,99",2008-09-20,Donation,ext-1,ext-2,,,4