diff --git a/doc/requirements.txt b/doc/requirements.txt
index 83f6935eda..7d87bfcafa 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -9,4 +9,4 @@ sphinxcontrib-apidoc>=0.2.0  # BSD
 whereto>=0.3.0  # Apache-2.0
 
 # needed for apidoc support
-xattr>=0.9.2
+xattr>=0.9.2;sys_platform!='win32' # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 4234414d96..9c754489a8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -27,6 +27,6 @@ doc8>=0.6.0 # Apache-2.0
 # Optional packages that should be installed when testing
 PyMySQL>=0.7.6 # MIT License
 psycopg2>=2.6.2 # LGPL/ZPL
-pysendfile>=2.0.0 # MIT
-xattr>=0.9.2 # MIT
+pysendfile>=2.0.0;sys_platform!='win32' # MIT
+xattr>=0.9.2;sys_platform!='win32' # MIT
 python-swiftclient>=3.2.0 # Apache-2.0