diff --git a/setup.py b/setup.py
index 84b391a78..8765d4b52 100755
--- a/setup.py
+++ b/setup.py
@@ -122,7 +122,6 @@ setup(
             'responses>=0.3.0',
             'requests_oauthlib',
             'reflink',
-            'py7zr',
         ] + (
             # Tests for the thumbnails plugin need pathlib on Python 2 too.
             ['pathlib'] if (sys.version_info < (3, 4, 0)) else []
@@ -131,7 +130,9 @@ setup(
         ] + [
             'discogs-client' if (sys.version_info < (3, 0, 0))
             else 'python3-discogs-client'
-        ],
+        ] + (
+            ['py7zr'] if  (sys.version_info > (3, 5, 0)) else []
+        ),
         'lint': [
             'flake8',
             'flake8-coding',