diff --git a/docs/source/conf.py b/docs/source/conf.py
index 54d837c..e0406c2 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -72,7 +72,7 @@ rst_epilog = """
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
@@ -297,8 +297,8 @@ texinfo_documents = [
 intersphinx_mapping = {"python": ("https://docs.python.org/3/", None)}
 
 extlinks = {
-    "issue": ("https://github.com/pycqa/flake8/issues/%s", "#"),
-    "pull": ("https://github.com/pycqa/flake8/pull/%s", "#"),
+    "issue": ("https://github.com/pycqa/flake8/issues/%s", "#%s"),
+    "pull": ("https://github.com/pycqa/flake8/pull/%s", "#%s"),
 }
 
 autodoc_typehints = "description"