diff --git a/tools/publish.sh b/tools/publish.sh
index 0ab67618..3cfb9343 100755
--- a/tools/publish.sh
+++ b/tools/publish.sh
@@ -16,42 +16,20 @@ bail() {
     echo >&2 "error: $*"
     exit 1
 }
-warn() {
-    echo >&2 "warning: $*"
-}
-info() {
-    echo >&2 "info: $*"
-}
 
-tools=(
-    cargo-hack
-    cargo-llvm-cov
-    cargo-minimal-versions
-    parse-changelog
-    cross
-    shellcheck
-    shfmt
-)
-
-# Parse arguments.
 version="${1:?}"
 version="${version#v}"
 tag="v${version}"
 if [[ ! "${version}" =~ ^[0-9]+\.[0-9]+\.[0-9]+(-[0-9A-Za-z\.-]+)?(\+[0-9A-Za-z\.-]+)?$ ]]; then
-    bail "invalid version format: '${version}'"
-fi
-if [[ "${2:-}" == "--dry-run" ]]; then
-    dry_run="--dry-run"
-    shift
+    bail "invalid version format '${version}'"
 fi
 if [[ $# -gt 1 ]]; then
-    bail "invalid argument: '$2'"
+    bail "invalid argument '$2'"
 fi
 
-if [[ -z "${dry_run:-}" ]]; then
-    git diff --exit-code
-    git diff --exit-code --staged
-fi
+# Make sure there is no uncommitted change.
+git diff --exit-code
+git diff --exit-code --staged
 
 # Make sure that a valid release note for this version exists.
 # https://github.com/taiki-e/parse-changelog
@@ -64,13 +42,15 @@ if gh release view "${tag}" &>/dev/null; then
     bail "tag '${tag}' has already been created and pushed"
 fi
 
-# Exit if dry run.
-if [[ -n "${dry_run:-}" ]]; then
-    warn "skip creating a new tag '${tag}' due to dry run"
-    exit 0
-fi
-
-info "creating and pushing a new tag '${tag}'"
+tools=(
+    cargo-hack
+    cargo-llvm-cov
+    cargo-minimal-versions
+    parse-changelog
+    cross
+    shellcheck
+    shfmt
+)
 
 (
     set -x
@@ -80,9 +60,9 @@ info "creating and pushing a new tag '${tag}'"
     git push origin --tags
     sleep 10
 
-    version_tag=v1
+    version_tag="v${version%%.*}"
     git checkout -b "${version_tag}"
-    git push origin -f refs/heads/"${version_tag}"
+    git push origin refs/heads/"${version_tag}"
     if git --no-pager tag | grep -E "^${version_tag}$" &>/dev/null; then
         git tag -d "${version_tag}"
         git push --delete origin refs/tags/"${version_tag}"