diff --git a/Cargo.lock b/Cargo.lock
index f9f7df81c9..db83ec7346 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,5 +3,5 @@
 version = 3
 
 [[package]]
-name = "GrepTimeDB"
+name = "common"
 version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
index 96694aefc7..98944906e7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,4 @@
-[package]
-name = "greptime"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
+[workspace]
+members = [
+    "src/common"
+]
diff --git a/src/common/Cargo.toml b/src/common/Cargo.toml
new file mode 100644
index 0000000000..b7723d9c7f
--- /dev/null
+++ b/src/common/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "common"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/src/common/src/lib.rs b/src/common/src/lib.rs
new file mode 100644
index 0000000000..8b13789179
--- /dev/null
+++ b/src/common/src/lib.rs
@@ -0,0 +1 @@
+
diff --git a/src/main.rs b/src/main.rs
deleted file mode 100644
index e7a11a969c..0000000000
--- a/src/main.rs
+++ /dev/null
@@ -1,3 +0,0 @@
-fn main() {
-    println!("Hello, world!");
-}