From 12734323f40f45ff2d94f72395af3ca00fb2ab7f Mon Sep 17 00:00:00 2001
From: Colin Leitner <colin.leitner@gmail.com>
Date: Sun, 6 Apr 2014 15:37:25 +0200
Subject: [PATCH] Fixed an expression which led to a KeyError for internal
 links.

---
 weasyprint/pdf.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/weasyprint/pdf.py b/weasyprint/pdf.py
index 42468fe4..e8d92d91 100644
--- a/weasyprint/pdf.py
+++ b/weasyprint/pdf.py
@@ -595,7 +595,7 @@ def write_pdf_metadata(document, fileobj, scale, metadata, url_fetcher=None):
             content = [pdf_format('<< /Type /Annot '
                 '/Rect [{0:f} {1:f} {2:f} {3:f}] /Border [0 0 0]\n',
                 *rectangle)]
-            if is_internal != 'attachment' and not annot_files[target] is None:
+            if is_internal != 'attachment' or annot_files[target] is None:
                 content.append(b'/Subtype /Link ')
                 if is_internal == 'internal':
                     content.append(pdf_format(