diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 85dfea9..dc8516a 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -3,7 +3,7 @@ python:
   install:
   - path: .
     extra_requirements:
-      - docs
+      - doc
 
 # required boilerplate readthedocs/readthedocs.org#10401
 build:
diff --git a/pyproject.toml b/pyproject.toml
index 329769d..6454010 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dynamic = ["version"]
 Homepage = "https://github.com/jaraco/zipp"
 
 [project.optional-dependencies]
-testing = [
+test = [
 	# upstream
 	"pytest >= 6, != 8.1.*",
 	"pytest-checkdocs >= 2.4",
@@ -42,7 +42,7 @@ testing = [
 	"pytest-ignore-flaky",
 	"jaraco.test",
 ]
-docs = [
+doc = [
 	# upstream
 	"sphinx >= 3.5",
 	"jaraco.packaging >= 9.3",
diff --git a/tox.ini b/tox.ini
index 4c39a5b..cc4db36 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,7 @@ commands =
 	pytest {posargs}
 usedevelop = True
 extras =
-	testing
+	test
 
 [testenv:diffcov]
 description = run tests and check that diff from main is covered
@@ -22,8 +22,8 @@ commands =
 [testenv:docs]
 description = build the documentation
 extras =
-	docs
-	testing
+	doc
+	test
 changedir = docs
 commands =
 	python -m sphinx -W --keep-going . {toxinidir}/build/html