diff --git a/setup.py b/setup.py
index <HASH>..<HASH> 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@ setup(
     packages=['spreadsheetresponsemixin'],
     include_package_data=True,
     license=LICENSE,
-    description='An mixin for views with a queryset that provides a CSV/Excel export.',
+    description='A mixin for views with a queryset that provides a CSV/Excel export.',
     long_description=README,
     url='https://github.com/birdsarah/django-spreadsheetresponsemixin',
     author='Sarah Bird',
setup.py description grammar fix

Changing "An mixin" to "A mixin"