diff --git a/src/applications/metamta/parser/PhabricatorMetaMTAEmailBodyParser.php b/src/applications/metamta/parser/PhabricatorMetaMTAEmailBodyParser.php
index 1ea3a1bab6..3218695cc5 100644
--- a/src/applications/metamta/parser/PhabricatorMetaMTAEmailBodyParser.php
+++ b/src/applications/metamta/parser/PhabricatorMetaMTAEmailBodyParser.php
@@ -51,7 +51,7 @@ final class PhabricatorMetaMTAEmailBodyParser {
 
   private function stripQuotedText($body) {
     $body = preg_replace(
-      '/^\s*On\b.*\bwrote:.*?/msU',
+      '/^\s*>?\s*On\b.*\bwrote:.*?/msU',
       '',
       $body);
 
diff --git a/src/applications/metamta/parser/__tests__/PhabricatorMetaMTAEmailBodyParserTestCase.php b/src/applications/metamta/parser/__tests__/PhabricatorMetaMTAEmailBodyParserTestCase.php
index 1f62d60290..d4361c6e16 100644
--- a/src/applications/metamta/parser/__tests__/PhabricatorMetaMTAEmailBodyParserTestCase.php
+++ b/src/applications/metamta/parser/__tests__/PhabricatorMetaMTAEmailBodyParserTestCase.php
@@ -149,6 +149,12 @@ From: Abraham Lincoln <alincoln@logcab.in>
 Subject: Core World Tariffs
 EOMAIL
 ,
+<<<EOMAIL
+OKAY
+
+> On 17 Oct 2013, at 17:47, "Someone" <somebody@somewhere> wrote:
+> ...
+EOMAIL
     );
   }