diff --git a/src/Mailer.php b/src/Mailer.php
index fc9185c..9279860 100644
--- a/src/Mailer.php
+++ b/src/Mailer.php
@@ -194,6 +194,7 @@ public function compileTextBody(Submission $submission): string
         }
 
         if ($body !== '') {
+            $body = preg_replace('/\R/', "\n\n", $body);
             $text .= "\n\n".$body;
         }