diff --git a/Cargo.toml b/Cargo.toml
index fbd7efe..a50ce82 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,8 @@
 [workspace.package]
-version = "0.3.0"
+version = "0.3.1"
 authors = ["RustPython Team"]
 edition = "2021"
-rust-version = "1.67.1"
+rust-version = "1.72.1"
 description = "Python parser and its dependencies."
 repository = "https://github.com/RustPython/Parser"
 license = "MIT"
@@ -23,24 +23,24 @@ rustpython-literal = { path = "literal", version = "0.3.0" }
 rustpython-format = { path = "format", version = "0.3.0" }
 rustpython-parser = { path = "parser", default-features = false, version = "0.3.0" }
 
-ahash = "0.7.6"
 anyhow = "1.0.45"
+bitflags = "2.4.0"
 cfg-if = "1.0"
 insta = "1.14.0"
-itertools = "0.10.3"
-is-macro = "0.2.2"
+itertools = "0.11.0"
+is-macro = "0.3.0"
 log = "0.4.16"
 num-complex = "0.4.0"
 num-bigint = "0.4.3"
 num-traits = "0.2"
-pyo3 = { version = "0.19.0" }
+pyo3 = { version = "0.19.2" }
 malachite-bigint = { version = "0.1.0" }
 memchr = "2.5.0"
 rand = "0.8.5"
-serde = "1.0"
+serde = { version = "1.0.133", default-features = false }
 static_assertions = "1.1"
-once_cell = "1.17.1"
-unicode_names2 = { version = "0.6.0", git = "https://github.com/youknowone/unicode_names2.git", rev = "4ce16aa85cbcdd9cc830410f1a72ef9a235f2fde" }
+once_cell = "1.18.0"
+unicode_names2 = "1.1.0"
 
 [profile.dev.package."*"]
 opt-level = 3
diff --git a/ast-pyo3/Cargo.toml b/ast-pyo3/Cargo.toml
index bf145ab..b2d34d0 100644
--- a/ast-pyo3/Cargo.toml
+++ b/ast-pyo3/Cargo.toml
@@ -1,10 +1,11 @@
 [package]
 name = "rustpython-ast-pyo3"
 version = "0.0.1"
-edition = "2021"
+edition = { workspace = true }
+rust-version = { workspace = true }
 
 [features]
-# abi3 = ["pyo3/abi3-py37"]  # will be supported from next pyo3 version
+abi3 = ["pyo3/abi3-py37"]  # will be supported from next pyo3 version
 # This feature is experimental
 # It reimplements AST types, but currently both slower than python AST types and limited to use in other API
 wrapper = []
diff --git a/ast/Cargo.toml b/ast/Cargo.toml
index 55cfa83..53efc88 100644
--- a/ast/Cargo.toml
+++ b/ast/Cargo.toml
@@ -1,11 +1,12 @@
 [package]
 name = "rustpython-ast"
-version = "0.3.0"
 description = "AST definitions for RustPython"
-authors = ["RustPython Team"]
-edition = "2021"
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
+version = { workspace = true }
+authors = { workspace = true }
+edition = { workspace = true }
+repository = { workspace = true }
+license = { workspace = true }
+rust-version = { workspace = true }
 
 [features]
 default = ["location", "malachite-bigint"]
diff --git a/core/Cargo.toml b/core/Cargo.toml
index e4c99f3..5293ef4 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -1,11 +1,12 @@
 [package]
 name = "rustpython-parser-core"
 description = "RustPython parser data types."
-version = "0.3.0"
-authors = ["RustPython Team"]
-edition = "2021"
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
+edition = { workspace = true }
+version = { workspace = true }
+authors = { workspace = true }
+repository = { workspace = true }
+license = { workspace = true }
+rust-version = { workspace = true }
 
 [dependencies]
 # vendored dependency shouldn't be placed out of this crate
diff --git a/format/Cargo.toml b/format/Cargo.toml
index 9519d25..f9fd024 100644
--- a/format/Cargo.toml
+++ b/format/Cargo.toml
@@ -1,16 +1,17 @@
 [package]
 name = "rustpython-format"
-edition = "2021"
-version = "0.3.0"
 description = "Format helpers for RustPython"
-authors = ["RustPython Team"]
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
+edition = { workspace = true }
+version = { workspace = true }
+authors = { workspace = true }
+repository = { workspace = true }
+license = { workspace = true }
+rust-version = { workspace = true }
 
 [dependencies]
 rustpython-literal = { workspace = true }
 
-bitflags = "2.3.1"
-itertools = "0.10.5"
+bitflags = { workspace = true }
+itertools = { workspace = true }
 malachite-bigint = { workspace = true }
 num-traits = { workspace = true }
diff --git a/literal/Cargo.toml b/literal/Cargo.toml
index dfb4a67..de7e89c 100644
--- a/literal/Cargo.toml
+++ b/literal/Cargo.toml
@@ -1,11 +1,12 @@
 [package]
 name = "rustpython-literal"
-version = "0.3.0"
 description = "Common literal handling utilities mostly useful for unparse and repr."
-authors = ["RustPython Team"]
-edition = "2021"
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
+edition = { workspace = true }
+version = { workspace = true }
+authors = { workspace = true }
+repository = { workspace = true }
+license = { workspace = true }
+rust-version = { workspace = true }
 
 [dependencies]
 hexf-parse = "0.2.1"
diff --git a/parser/Cargo.toml b/parser/Cargo.toml
index f8bd8d4..19a8c8e 100644
--- a/parser/Cargo.toml
+++ b/parser/Cargo.toml
@@ -1,12 +1,12 @@
 [package]
 name = "rustpython-parser"
-version = "0.3.0"
-description = "Parser for python code."
-authors = ["RustPython Team"]
-build = "build.rs"
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
-edition = "2021"
+description = "Python language parser for Python3."
+edition = { workspace = true }
+version = { workspace = true }
+authors = { workspace = true }
+repository = { workspace = true }
+license = { workspace = true }
+rust-version = { workspace = true }
 
 [features]
 default = ["location", "malachite-bigint"]
diff --git a/vendored/Cargo.toml b/vendored/Cargo.toml
index 550ff18..95f87bb 100644
--- a/vendored/Cargo.toml
+++ b/vendored/Cargo.toml
@@ -1,14 +1,15 @@
 [package]
 name = "rustpython-parser-vendored"
 description = "RustPython parser vendored third-party crates."
-version = "0.3.0"
-authors = ["RustPython Team"]
-edition = "2021"
-repository = "https://github.com/RustPython/Parser/"
-license = "MIT"
+authors = ["RustPython Team", "and the original authors of the vendored modules"]
+license = "Various"
+edition = { workspace = true }
+version = { workspace = true }
+repository = { workspace = true }
+rust-version = { workspace = true }
 
 [dependencies]
-serde = { version = "1.0.133", optional = true, default-features = false, features = ["derive"] }
+serde = { workspace = true, optional = true, features = ["derive"] }
 memchr.workspace = true
 once_cell.workspace = true