diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 223f906..548c3b6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -5,3 +5,7 @@ repos:
       - id: ruff
         args: [--fix]
       - id: ruff-format
+  - repo: https://github.com/RobertCraigie/pyright-python
+    rev: v1.1.377
+    hooks:
+      - id: pyright
diff --git a/LICENSE b/LICENSE
index b567c42..4d81c9e 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (C) 2009-2017 Ben Kurtovic <ben.kurtovic@gmail.com>
+Copyright (C) 2009-2024 Ben Kurtovic <ben.kurtovic@gmail.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/pyproject.toml b/pyproject.toml
index 28cb780..384e3a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,6 +58,20 @@ earwigbot = "earwigbot.cli:main"
 requires = ["setuptools>=61.0"]
 build-backend = "setuptools.build_meta"
 
+[tool.pyright]
+exclude = [
+    # TODO
+    "src/earwigbot/commands",
+    "src/earwigbot/config",
+    "src/earwigbot/lazy.py",
+    "src/earwigbot/irc",
+    "src/earwigbot/tasks",
+    "src/earwigbot/wiki/copyvios"
+]
+pythonVersion = "3.11"
+venvPath = "."
+venv = "venv"
+
 [tool.ruff]
 target-version = "py311"
 
diff --git a/src/earwigbot/wiki/copyvios/result.py b/src/earwigbot/wiki/copyvios/result.py
index fb6624f..937bad3 100644
--- a/src/earwigbot/wiki/copyvios/result.py
+++ b/src/earwigbot/wiki/copyvios/result.py
@@ -18,11 +18,10 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
+import urllib.parse
 from threading import Event
 from time import time
 
-import urlparse
-
 from earwigbot.wiki.copyvios.markov import EMPTY, EMPTY_INTERSECTION
 
 __all__ = ["CopyvioSource", "CopyvioCheckResult"]
@@ -89,7 +88,7 @@ class CopyvioSource:
     @property
     def domain(self):
         """The source URL's domain name, or None."""
-        return urlparse.urlparse(self.url).netloc or None
+        return urllib.parse.urlparse(self.url).netloc or None
 
     def start_work(self):
         """Mark this source as being worked on right now."""
@@ -182,13 +181,11 @@ class CopyvioCheckResult:
     @property
     def confidence(self):
         """The confidence of the best source, or 0 if no sources exist."""
-        return (
-            self.unified_confidence
-            if self.unified_confidence is not None
-            else self.best.confidence
-            if self.best
-            else 0.0
-        )
+        if self.unified_confidence is not None:
+            return self.unified_confidence
+        if self.best:
+            return self.best.confidence
+        return 0.0
 
     @property
     def url(self):