diff --git a/packages/pytest-taskgraph/pyproject.toml b/packages/pytest-taskgraph/pyproject.toml
index f517ccafc..0a8be2b6a 100644
--- a/packages/pytest-taskgraph/pyproject.toml
+++ b/packages/pytest-taskgraph/pyproject.toml
@@ -6,8 +6,9 @@ readme = "README.md"
 authors = [
     { name = "Andrew Halberstadt", email = "ahal@mozilla.com" }
 ]
-requires-python = ">=3.8"
-dependencies = ["pytest", "taskcluster-taskgraph>=12.1.0"]
+dependencies = [
+    "pytest>=8.4.2",
+    "taskcluster-taskgraph>=12.1.0"]
 
 [project.entry-points.pytest11]
 pytest-taskgraph = "pytest_taskgraph"
diff --git a/packages/sphinx-taskgraph/pyproject.toml b/packages/sphinx-taskgraph/pyproject.toml
index d4e40b6d3..08330c0c7 100644
--- a/packages/sphinx-taskgraph/pyproject.toml
+++ b/packages/sphinx-taskgraph/pyproject.toml
@@ -6,10 +6,9 @@ readme = "README.md"
 authors = [
     { name = "Andrew Halberstadt", email = "ahal@mozilla.com" }
 ]
-requires-python = ">=3.8"
 dependencies = [
-    "sphinx",
-    "voluptuous",
+    "sphinx>=7.0.0",
+    "voluptuous>=0.12.1",
 ]
 
 [build-system]
diff --git a/uv.lock b/uv.lock
index b4980e641..a5607495e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1510,7 +1510,7 @@ dependencies = [
 
 [package.metadata]
 requires-dist = [
-    { name = "pytest" },
+    { name = "pytest", specifier = ">=8.4.2" },
     { name = "taskcluster-taskgraph", editable = "." },
 ]
 
@@ -1914,8 +1914,8 @@ dependencies = [
 
 [package.metadata]
 requires-dist = [
-    { name = "sphinx" },
-    { name = "voluptuous" },
+    { name = "sphinx", specifier = ">=7.0.0" },
+    { name = "voluptuous", specifier = ">=0.12.1" },
 ]
 
 [[package]]