diff --git a/Cargo.toml b/Cargo.toml
index 17a24124..d23689f7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,3 +11,11 @@ members = [
     "optd-datafusion-repr-adv-cost",
 ]
 resolver = "2"
+
+[workspace.package]
+version = "0.1.0"
+edition = "2021"
+homepage = "https://github.com/cmu-db/optd"
+keywords = ["sql", "database", "optimizer", "datafusion"]
+license = "MIT"
+repository = "https://github.com/cmu-db/optd"
diff --git a/optd-core/Cargo.toml b/optd-core/Cargo.toml
index 9a323933..f2542ab8 100644
--- a/optd-core/Cargo.toml
+++ b/optd-core/Cargo.toml
@@ -1,7 +1,11 @@
 [package]
 name = "optd-core"
-version = "0.1.0"
-edition = "2021"
+version = { workspace = true }
+edition = { workspace = true }
+homepage = { workspace = true }
+keywords = { workspace = true }
+license = { workspace = true }
+repository = { workspace = true }
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/optd-datafusion-bridge/Cargo.toml b/optd-datafusion-bridge/Cargo.toml
index b52c12d0..a406ab64 100644
--- a/optd-datafusion-bridge/Cargo.toml
+++ b/optd-datafusion-bridge/Cargo.toml
@@ -1,7 +1,11 @@
 [package]
 name = "optd-datafusion-bridge"
-version = "0.1.0"
-edition = "2021"
+version = { workspace = true }
+edition = { workspace = true }
+homepage = { workspace = true }
+keywords = { workspace = true }
+license = { workspace = true }
+repository = { workspace = true }
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/optd-datafusion-repr/Cargo.toml b/optd-datafusion-repr/Cargo.toml
index db80f99a..dec910ed 100644
--- a/optd-datafusion-repr/Cargo.toml
+++ b/optd-datafusion-repr/Cargo.toml
@@ -1,7 +1,11 @@
 [package]
 name = "optd-datafusion-repr"
-version = "0.1.0"
-edition = "2021"
+version = { workspace = true }
+edition = { workspace = true }
+homepage = { workspace = true }
+keywords = { workspace = true }
+license = { workspace = true }
+repository = { workspace = true }
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/optd-gungnir/Cargo.toml b/optd-gungnir/Cargo.toml
index d8352d3f..e85eac79 100644
--- a/optd-gungnir/Cargo.toml
+++ b/optd-gungnir/Cargo.toml
@@ -1,7 +1,11 @@
 [package]
 name = "optd-gungnir"
-version = "0.1.0"
-edition = "2021"
+version = { workspace = true }
+edition = { workspace = true }
+homepage = { workspace = true }
+keywords = { workspace = true }
+license = { workspace = true }
+repository = { workspace = true }
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
@@ -10,8 +14,8 @@ itertools = "0.11"
 rand = "0.8"
 crossbeam = "0.8"
 lazy_static = "1.4"
-serde = {version = "1.0", features = ["derive"]}
-serde_with = {version = "3.7.0", features = ["json"]}
+serde = { version = "1.0", features = ["derive"] }
+serde_with = { version = "3.7.0", features = ["json"] }
 ordered-float = "4"
 optd-core = { path = "../optd-core" }
-hashbrown = { version = "0.14", features = ["serde"] }
\ No newline at end of file
+hashbrown = { version = "0.14", features = ["serde"] }