diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 701a70a..68ebda9 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -9,11 +9,7 @@ version: 2
 build:
   os: ubuntu-20.04
   tools:
-    python: "3.10"
-    # You can also specify other tool versions:
-    # nodejs: "16"
-    # rust: "1.55"
-    # golang: "1.17"
+    python: "3.13"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
@@ -28,5 +24,4 @@ python:
   install:
     - method: pip
       path: .
-      extra_requirements:
-        - doc
+      group: dev
diff --git a/docs/source/conf.py b/docs/source/conf.py
index f540b15..906c002 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -24,7 +24,7 @@ import importlib
 # -- Project information -----------------------------------------------------
 
 project = u'wavinfo'
-copyright = u'2018-2024, Jamie Hardt'
+copyright = u'2018-2025, Jamie Hardt'
 author = u'Jamie Hardt'
 
 # The short X.Y version