diff --git a/pyproject.toml b/pyproject.toml
index 92895408..a782afd2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
 classifiers = [
    "Development Status :: 5 - Production/Stable",
     "Environment :: Console",
-    "License :: OSI Approved :: GNU Lesser General Public "
+    "License :: OSI Approved :: GNU Lesser General Public ",
     "License v3 (LGPLv3)",
     "Programming Language :: Python :: 3 :: Only",
     "Operating System :: POSIX",
@@ -36,7 +36,7 @@ classifiers = [
 keywords = [
     "optimisation",
     "neuroscience",
-    "BlueBrainProject"
+    "BlueBrainProject",
 ]
 
 [project.optional-dependencies]