diff --git a/MANIFEST.in b/MANIFEST.in
index be33e3cfc..fe84f2a9d 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -23,6 +23,7 @@ exclude doc/notes
 recursive-exclude doc *.asciidoc
 include doc/qutebrowser.1.asciidoc
 prune tests
+prune qutebrowser/3rdparty
 exclude pytest.ini
 exclude qutebrowser.rcc
 exclude .coveragerc