diff --git a/Cargo.toml b/Cargo.toml
index 3727462..5642abd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,19 +10,6 @@ repository = "https://github.com/cburgdorf/rusty-rlp"
 readme = "README.md"
 license = "MIT"
 
-[package.metadata.maturin]
-classifier = [
-  "Intended Audience :: Developers",
-  "Programming Language :: Rust",
-  "License :: OSI Approved :: MIT License",
-  "Natural Language :: English",
-  "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.8",
-  "Programming Language :: Python :: 3.9",
-  "Programming Language :: Python :: 3.10",
-  "Programming Language :: Python :: 3.11",
-]
-
 [lib]
 name = "rusty_rlp"
 crate-type = ["cdylib"]
diff --git a/pyproject.toml b/pyproject.toml
index 548b353..eca018b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,17 @@
 [build-system]
 requires = ["maturin"]
-build-backend = "maturin"
\ No newline at end of file
+build-backend = "maturin"
+
+[project]
+name = "rusty-rlp"
+classifiers = [
+  "Intended Audience :: Developers",
+  "Programming Language :: Rust",
+  "License :: OSI Approved :: MIT License",
+  "Natural Language :: English",
+  "Programming Language :: Python :: 3",
+  "Programming Language :: Python :: 3.8",
+  "Programming Language :: Python :: 3.9",
+  "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
+]
\ No newline at end of file