diff --git a/sv-parser-error/Cargo.toml b/sv-parser-error/Cargo.toml
index 3193717..7b7d8db 100644
--- a/sv-parser-error/Cargo.toml
+++ b/sv-parser-error/Cargo.toml
@@ -10,5 +10,8 @@ readme = "../README.md"
 description = "Helper crate of sv-parser"
 edition = "2018"
 
+[package.metadata.release]
+disable-tag = true
+
 [dependencies]
 failure = "0.1.5"
diff --git a/sv-parser-macros/Cargo.toml b/sv-parser-macros/Cargo.toml
index b7481dc..9c6f18a 100644
--- a/sv-parser-macros/Cargo.toml
+++ b/sv-parser-macros/Cargo.toml
@@ -10,6 +10,9 @@ readme = "../README.md"
 description = "Helper crate of sv-parser"
 edition = "2018"
 
+[package.metadata.release]
+disable-tag = true
+
 [lib]
 proc-macro = true
 
diff --git a/sv-parser-parser/Cargo.toml b/sv-parser-parser/Cargo.toml
index a2fd4fb..4deeba0 100644
--- a/sv-parser-parser/Cargo.toml
+++ b/sv-parser-parser/Cargo.toml
@@ -10,6 +10,9 @@ readme = "../README.md"
 description = "Helper crate of sv-parser"
 edition = "2018"
 
+[package.metadata.release]
+disable-tag = true
+
 [features]
 default = []
 trace   = ["nom-tracable/trace"]
diff --git a/sv-parser-pp/Cargo.toml b/sv-parser-pp/Cargo.toml
index 0f186b6..208dde6 100644
--- a/sv-parser-pp/Cargo.toml
+++ b/sv-parser-pp/Cargo.toml
@@ -10,6 +10,9 @@ readme = "../README.md"
 description = "Helper crate of sv-parser"
 edition = "2018"
 
+[package.metadata.release]
+disable-tag = true
+
 [features]
 default = []
 trace   = ["sv-parser-parser/trace"]
diff --git a/sv-parser-syntaxtree/Cargo.toml b/sv-parser-syntaxtree/Cargo.toml
index bd26e90..e332b3c 100644
--- a/sv-parser-syntaxtree/Cargo.toml
+++ b/sv-parser-syntaxtree/Cargo.toml
@@ -11,6 +11,9 @@ description = "Helper crate of sv-parser"
 edition = "2018"
 build = "build.rs"
 
+[package.metadata.release]
+disable-tag = true
+
 [dependencies]
 sv-parser-macros = {version = "^0.4.14", path = "../sv-parser-macros"}