diff --git a/Session/SessionUtils.php b/Session/SessionUtils.php
index b5bce4a88..99ee8edb0 100644
--- a/Session/SessionUtils.php
+++ b/Session/SessionUtils.php
@@ -49,9 +49,11 @@ public static function popSessionCookie(string $sessionName, string $sessionId):
             return null;
         }
 
-        header_remove('Set-Cookie');
-        foreach ($otherCookies as $h) {
-            header($h, false);
+        if(!headers_sent()) {
+            header_remove('Set-Cookie');
+            foreach ($otherCookies as $h) {
+                header($h, false);
+            }
         }
 
         return $sessionCookie;