diff --git a/grayskull/strategy/pypi.py b/grayskull/strategy/pypi.py
index 3b87177a..c3db08c8 100644
--- a/grayskull/strategy/pypi.py
+++ b/grayskull/strategy/pypi.py
@@ -63,9 +63,7 @@ class PypiStrategy(AbstractStrategy):
     def fetch_data(recipe, config, sections=None):
         update_recipe(recipe, config, sections or ALL_SECTIONS)
         if not (recipe["build"] and recipe["build"]["script"]):
-            recipe["build"]["script"] = (
-                "<{ PYTHON }} -m pip install . -vv"
-            )
+            recipe["build"]["script"] = "<{ PYTHON }} -m pip install . -vv"
 
 
 def merge_pypi_sdist_metadata(