diff --git a/README.asciidoc b/README.asciidoc
index 3204e93c4..8c54204e9 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -222,6 +222,7 @@ Contributors, sorted by the number of commits in descending order:
 * Johannes Martinsson
 * Jean-Christophe Petkovich
 * Jay Kamat
+* Jan Verbeek
 * Helen Sherwood-Taylor
 * HalosGhost
 * Gregor Pohl
diff --git a/scripts/dev/update_3rdparty.py b/scripts/dev/update_3rdparty.py
index 16e604c84..5895bd177 100755
--- a/scripts/dev/update_3rdparty.py
+++ b/scripts/dev/update_3rdparty.py
@@ -26,6 +26,7 @@ import urllib.error
 import shutil
 import json
 import os
+import sys
 
 
 def get_latest_pdfjs_url():
@@ -65,6 +66,8 @@ def update_pdfjs(target_version=None):
         url = ('https://github.com/mozilla/pdf.js/releases/download/'
                'v{0}/pdfjs-{0}-dist.zip').format(target_version)
 
+    os.chdir(os.path.join(os.path.dirname(os.path.abspath(__file__)),
+                          '..', '..'))
     target_path = os.path.join('qutebrowser', '3rdparty', 'pdfjs')
     print("=> Downloading pdf.js {}".format(version))
     try: