diff --git a/Cargo.toml b/Cargo.toml
index 4db0b96e..f0a10fd0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "erg"
-version = "0.2.8"
+version = "0.3.0"
 description = "The Erg programming language"
 authors = ["Shunsuke Shibayama <sbym1346@gmail.com>"]
 license = "MIT OR Apache-2.0"
@@ -46,10 +46,10 @@ traditional_chinese = [
 ]
 
 [dependencies]
-erg_common = { version = "0.2.8", path = "./compiler/erg_common" }
-erg_parser = { version = "0.2.8", path = "./compiler/erg_parser" }
-erg_compiler = { version = "0.2.8", path = "./compiler/erg_compiler" }
-erg_type = { version = "0.2.8", path = "./compiler/erg_type" }
+erg_common = { version = "0.3.0", path = "./compiler/erg_common" }
+erg_parser = { version = "0.3.0", path = "./compiler/erg_parser" }
+erg_compiler = { version = "0.3.0", path = "./compiler/erg_compiler" }
+erg_type = { version = "0.3.0", path = "./compiler/erg_type" }
 
 # [workspace]
 # member = ["cm", "dyne"]
diff --git a/cargo_publish.bat b/cargo_publish.bat
index 4eead408..c09eeaa2 100644
--- a/cargo_publish.bat
+++ b/cargo_publish.bat
@@ -5,6 +5,10 @@ if %~dp0 == C:%homepath%\GitHub\erg\ (
     echo publish erg_common ...
     cargo publish
     timeout 10
+    cd ../erg_type
+    echo publish erg_type ...
+    cargo publish
+    timeout 10
     cd ../erg_parser
     echo publish erg_parser ...
     cargo publish
diff --git a/compiler/erg_common/Cargo.toml b/compiler/erg_common/Cargo.toml
index df8e4f46..e680e29b 100644
--- a/compiler/erg_common/Cargo.toml
+++ b/compiler/erg_common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "erg_common"
-version = "0.2.8"
+version = "0.3.0"
 description = "A common components library of Erg"
 authors = ["Shunsuke Shibayama <sbym1346@gmail.com>"]
 license = "MIT OR Apache-2.0"
diff --git a/compiler/erg_compiler/Cargo.toml b/compiler/erg_compiler/Cargo.toml
index adc93378..12c413c0 100644
--- a/compiler/erg_compiler/Cargo.toml
+++ b/compiler/erg_compiler/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "erg_compiler"
-version = "0.2.8"
+version = "0.3.0"
 description = "Centimetre: the Erg compiler"
 authors = ["Shunsuke Shibayama <sbym1346@gmail.com>"]
 license = "MIT OR Apache-2.0"
diff --git a/compiler/erg_parser/Cargo.toml b/compiler/erg_parser/Cargo.toml
index a354cf30..b67b2247 100644
--- a/compiler/erg_parser/Cargo.toml
+++ b/compiler/erg_parser/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "erg_parser"
-version = "0.2.8"
+version = "0.3.0"
 description = "The Erg parser"
 authors = ["mtshiba <sbym1346@gmail.com>"]
 license = "MIT OR Apache-2.0"
@@ -16,7 +16,7 @@ simplified_chinese = [ "erg_common/simplified_chinese" ]
 traditional_chinese = [ "erg_common/traditional_chinese" ]
 
 [dependencies]
-erg_common = { version = "0.2.8", path = "../erg_common" }
+erg_common = { version = "0.3.0", path = "../erg_common" }
 
 [lib]
 path = "lib.rs"
diff --git a/compiler/erg_type/Cargo.toml b/compiler/erg_type/Cargo.toml
index 50ac6d7c..45fac81a 100644
--- a/compiler/erg_type/Cargo.toml
+++ b/compiler/erg_type/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "erg_type"
-version = "0.2.8"
+version = "0.3.0"
 description = "APIs for Erg types"
 authors = ["Shunsuke Shibayama <sbym1346@gmail.com>"]
 license = "MIT OR Apache-2.0"
@@ -18,8 +18,7 @@ simplified_chinese = [ "erg_common/simplified_chinese" ]
 traditional_chinese = [ "erg_common/traditional_chinese" ]
 
 [dependencies]
-erg_common = { version = "0.2.8", path = "../erg_common" }
-
+erg_common = { version = "0.3.0", path = "../erg_common" }
 
 [lib]
 path = "lib.rs"