diff --git a/docs/conf.py b/docs/conf.py
index 3fed0ba..66a2379 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -15,14 +15,12 @@
     set_intersphinx_version_remapping,
 )
 
-set_intersphinx_version_remapping(
-    {
-        "ipython": {
-            "8.12.2": "8.12.1",
-            "8.12.3": "8.12.1",
-        },
-    }
-)
+set_intersphinx_version_remapping({
+    "ipython": {
+        "8.12.2": "8.12.1",
+        "8.12.3": "8.12.1",
+    },
+})
 
 BRANCH = get_branch_name()
 ORGANIZATION = "redeboer"
@@ -47,12 +45,10 @@
     "members": True,
     "undoc-members": True,
     "show-inheritance": True,
-    "special-members": ", ".join(
-        [
-            "__call__",
-            "__eq__",
-        ]
-    ),
+    "special-members": ", ".join([
+        "__call__",
+        "__eq__",
+    ]),
 }
 autodoc_member_order = "bysource"
 autodoc_typehints_format = "short"
diff --git a/src/pawian/latex.py b/src/pawian/latex.py
index bf52390..93c9d77 100644
--- a/src/pawian/latex.py
+++ b/src/pawian/latex.py
@@ -2,7 +2,6 @@
 
 """Functions that help converting strings to LaTeX syntax."""
 
-
 import re  # regex
 
 __PARTICLES = ["D", "pi", "pion", "eta", "rho"]