diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 7184dfc9..2c865e20 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -22,7 +22,7 @@ cd protovalidate-python
 Next, install dependencies. You will need:
 
 * Python >=v3.9
-* [Pipenv](https://pipenv.pypa.io/en/latest/index.html)
+* [uv](https://docs.astral.sh/uv/)
 
 We use a Makefile to test and lint our code, so you'll also need a few non-Python tools:
 
@@ -35,7 +35,7 @@ We use a Makefile to test and lint our code, so you'll also need a few non-Pytho
 
 With Go and GNU Make installed, you can verify that your changes pass tests and
 lint checks by running `make`. If your Python 3 interpreter isn't available as
-`python3`, try `PYTHON=python make`. For a list of other useful commands, run
+`python3`, try `UV_PYTHON=python make`. For a list of other useful commands, run
 `make help`.
 
 ### Reporting Bugs
@@ -67,7 +67,7 @@ better!
 
 We welcome ideas for enhancements and new features to improve `protovalidate-python`.
 If you have an idea you'd like to share, if you want to expand language
-support,  
+support,
 please read [the section below](#language-support-requirements) first.
 
 1. __Check if the enhancement is already suggested__: Before creating a new
diff --git a/pyproject.toml b/pyproject.toml
index e5e92f4f..a61d2b3f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,8 +36,6 @@ dev = [
 	"mypy",
 	"ruff",
 	"types-protobuf==6.30.2.20250503",
-	"exceptiongroup",
-	"tomli",
 ]
 
 [tool.hatch.version]
diff --git a/uv.lock b/uv.lock
index 015d9448..7c9ee568 100644
--- a/uv.lock
+++ b/uv.lock
@@ -161,11 +161,9 @@ dependencies = [
 
 [package.dev-dependencies]
 dev = [
-    { name = "exceptiongroup" },
     { name = "mypy" },
     { name = "pytest" },
     { name = "ruff" },
-    { name = "tomli" },
     { name = "types-protobuf" },
 ]
 
@@ -177,11 +175,9 @@ requires-dist = [
 
 [package.metadata.requires-dev]
 dev = [
-    { name = "exceptiongroup" },
     { name = "mypy" },
     { name = "pytest" },
     { name = "ruff" },
-    { name = "tomli" },
     { name = "types-protobuf", specifier = "==6.30.2.20250503" },
 ]