diff --git a/.coverage b/.coverage
index 7e67345e..71b99e5b 100644
Binary files a/.coverage and b/.coverage differ
diff --git a/MANIFEST.in b/MANIFEST.in
index d434987a..7b574744 100755
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,13 +1,16 @@
 recursive-include mopidy_iris/static *
 recursive-include mopidy_iris *.py
 recursive-include docs *
-recursive-include __tests__ *.py
-recursive-include __tests__ *.js
-recursive-include __mocks__ *.js
+recursive-include __tests__ *
+recursive-include __mocks__ *
 include mopidy_iris/ext.conf
 include mopidy_iris/system.sh
 include IRIS_VERSION
 include Dockerfile
 include pyproject.toml
 include screenshot.jpg
-include tox.ini
\ No newline at end of file
+include tox.ini
+recursive-exclude src *
+exclude .jshintrc
+exclude .babelrc
+exclude jest.config.js
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index a884734a..be4ff1bd 100755
--- a/setup.cfg
+++ b/setup.cfg
@@ -63,7 +63,7 @@ mopidy.ext =
 
 [flake8]
 application-import-names = mopidy_iris, tests
-max-line-length = 80
+max-line-length = 100
 select =
     # Regular flake8 rules
     C, E, F, W