diff --git a/app/Integrations/Google/Sheets/SpreadsheetManager.php b/app/Integrations/Google/Sheets/SpreadsheetManager.php
index 5c674ad8..77e73bce 100644
--- a/app/Integrations/Google/Sheets/SpreadsheetManager.php
+++ b/app/Integrations/Google/Sheets/SpreadsheetManager.php
@@ -129,7 +129,7 @@ class SpreadsheetManager
 
     public function buildRow(array $submissionData): array
     {
-        $formatter = (new FormSubmissionFormatter($this->integration->form, $submissionData))->outputStringsOnly();
+        $formatter = (new FormSubmissionFormatter($this->integration->form, $submissionData))->useSignedUrlForFiles()->outputStringsOnly();
 
         $fields = $formatter->getFieldsWithValue();
 
diff --git a/app/Service/Forms/FormSubmissionFormatter.php b/app/Service/Forms/FormSubmissionFormatter.php
index a9a2465c..b2131770 100644
--- a/app/Service/Forms/FormSubmissionFormatter.php
+++ b/app/Service/Forms/FormSubmissionFormatter.php
@@ -145,7 +145,7 @@ class FormSubmissionFormatter
                 } else {
                     $returnArray[$field['name']] = $val;
                 }
-            } elseif ($field['type'] == 'files') {
+            } elseif (in_array($field['type'], ['files', 'signature'])) {
                 if ($this->outputStringsOnly) {
                     $formId = $this->form->id;
                     $returnArray[$field['name']] = implode(
@@ -219,7 +219,7 @@ class FormSubmissionFormatter
                 } else {
                     $field['value'] = $val;
                 }
-            } elseif ($field['type'] == 'files') {
+            } elseif (in_array($field['type'], ['files', 'signature'])) {
                 if ($this->outputStringsOnly) {
                     $formId = $this->form->id;
                     $field['value'] = implode(