diff --git a/internal/vociferate/vociferate_test.go b/internal/vociferate/vociferate_test.go
index a0f0a88..b53046d 100644
--- a/internal/vociferate/vociferate_test.go
+++ b/internal/vociferate/vociferate_test.go
@@ -2,7 +2,9 @@ package vociferate_test
 
 import (
 	"os"
+	"os/exec"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"git.hrafn.xyz/aether/vociferate/internal/vociferate"
@@ -23,12 +25,14 @@ func (s *PrepareSuite) SetupTest() {
 	s.rootDir = s.T().TempDir()
 	s.T().Setenv("GITHUB_SERVER_URL", "")
 	s.T().Setenv("GITHUB_REPOSITORY", "")
-	require.NoError(s.T(), os.MkdirAll(filepath.Join(s.rootDir, ".git"), 0o755))
-	require.NoError(s.T(), os.WriteFile(
-		filepath.Join(s.rootDir, ".git", "config"),
-		[]byte("[remote \"origin\"]\n\turl = git@git.hrafn.xyz:aether/vociferate.git\n"),
-		0o644,
-	))
+
+	runGit(s.T(), s.rootDir, "init")
+	runGit(s.T(), s.rootDir, "config", "user.name", "Vociferate Tests")
+	runGit(s.T(), s.rootDir, "config", "user.email", "vociferate-tests@example.com")
+	require.NoError(s.T(), os.WriteFile(filepath.Join(s.rootDir, ".gitkeep"), []byte("\n"), 0o644))
+	runGit(s.T(), s.rootDir, "add", ".gitkeep")
+	runGit(s.T(), s.rootDir, "commit", "-m", "chore: initial test commit")
+	runGit(s.T(), s.rootDir, "remote", "add", "origin", "git@git.hrafn.xyz:aether/vociferate.git")
 
 	require.NoError(s.T(), os.WriteFile(
 		filepath.Join(s.rootDir, "release-version"),
@@ -43,6 +47,22 @@ func (s *PrepareSuite) SetupTest() {
 	))
 }
 
+func runGit(t *testing.T, rootDir string, args ...string) string {
+	t.Helper()
+
+	command := exec.Command("git", append([]string{"-C", rootDir}, args...)...)
+	output, err := command.CombinedOutput()
+	require.NoError(t, err, "git %s failed:\n%s", strings.Join(args, " "), string(output))
+
+	return strings.TrimSpace(string(output))
+}
+
+func firstCommitShortHash(t *testing.T, rootDir string) string {
+	t.Helper()
+
+	return runGit(t, rootDir, "rev-list", "--max-parents=0", "--abbrev-commit", "HEAD")
+}
+
 func (s *PrepareSuite) TestPrepare_UpdatesVersionAndPromotesUnreleasedNotes() {
 	err := vociferate.Prepare(s.rootDir, "v1.1.7", "2026-03-20", vociferate.Options{})
 
@@ -54,7 +74,8 @@ func (s *PrepareSuite) TestPrepare_UpdatesVersionAndPromotesUnreleasedNotes() {
 
 	changelogBytes, err := os.ReadFile(filepath.Join(s.rootDir, "changelog.md"))
 	require.NoError(s.T(), err)
-	require.Equal(s.T(), "# Changelog\n\n## [Unreleased]\n\n### Breaking\n\n### Added\n\n### Changed\n\n### Removed\n\n### Fixed\n\n## [1.1.7] - 2026-03-20\n\n### Breaking\n\n### Added\n\n- New thing.\n\n### Fixed\n\n- Old thing.\n\n## [1.1.6] - 2017-12-20\n\n### Fixed\n\n- Historical note.\n\n[Unreleased]: https://git.hrafn.xyz/aether/vociferate/src/branch/main\n[1.1.7]: https://git.hrafn.xyz/aether/vociferate/releases/tag/v1.1.7\n[1.1.6]: https://git.hrafn.xyz/aether/vociferate/releases/tag/v1.1.6\n", string(changelogBytes))
+	firstCommit := firstCommitShortHash(s.T(), s.rootDir)
+	require.Equal(s.T(), "# Changelog\n\n## [Unreleased]\n\n### Breaking\n\n### Added\n\n### Changed\n\n### Removed\n\n### Fixed\n\n## [1.1.7] - 2026-03-20\n\n### Breaking\n\n### Added\n\n- New thing.\n\n### Fixed\n\n- Old thing.\n\n## [1.1.6] - 2017-12-20\n\n### Fixed\n\n- Historical note.\n\n[Unreleased]: https://git.hrafn.xyz/aether/vociferate/compare/v1.1.7...main\n[1.1.7]: https://git.hrafn.xyz/aether/vociferate/compare/v1.1.6...v1.1.7\n[1.1.6]: https://git.hrafn.xyz/aether/vociferate/compare/"+firstCommit+"...v1.1.6\n", string(changelogBytes))
 }
 
 func (s *PrepareSuite) TestPrepare_ReturnsErrorWhenUnreleasedSectionMissing() {
@@ -255,15 +276,16 @@ func (s *PrepareSuite) TestPrepare_UsesGitHrafnXYZEnvironmentForChangelogLinks()
 	changelogBytes, readErr := os.ReadFile(filepath.Join(s.rootDir, "changelog.md"))
 	require.NoError(s.T(), readErr)
 	changelog := string(changelogBytes)
+	firstCommit := firstCommitShortHash(s.T(), s.rootDir)
 
 	require.Contains(s.T(), changelog, "## [Unreleased]\n")
 	require.Contains(s.T(), changelog, "### Changed\n")
 	require.Contains(s.T(), changelog, "### Removed\n")
 	require.Contains(s.T(), changelog, "## [1.1.7] - 2026-03-20")
 	require.Contains(s.T(), changelog, "## [1.1.6] - 2017-12-20")
-	require.Contains(s.T(), changelog, "[Unreleased]: https://git.hrafn.xyz/aether/vociferate/src/branch/main")
-	require.Contains(s.T(), changelog, "[1.1.7]: https://git.hrafn.xyz/aether/vociferate/releases/tag/v1.1.7")
-	require.Contains(s.T(), changelog, "[1.1.6]: https://git.hrafn.xyz/aether/vociferate/releases/tag/v1.1.6")
+	require.Contains(s.T(), changelog, "[Unreleased]: https://git.hrafn.xyz/aether/vociferate/compare/v1.1.7...main")
+	require.Contains(s.T(), changelog, "[1.1.7]: https://git.hrafn.xyz/aether/vociferate/compare/v1.1.6...v1.1.7")
+	require.Contains(s.T(), changelog, "[1.1.6]: https://git.hrafn.xyz/aether/vociferate/compare/"+firstCommit+"...v1.1.6")
 }
 
 func (s *PrepareSuite) TestPrepare_UsesGitHubEnvironmentForChangelogLinks() {
@@ -276,13 +298,14 @@ func (s *PrepareSuite) TestPrepare_UsesGitHubEnvironmentForChangelogLinks() {
 	changelogBytes, readErr := os.ReadFile(filepath.Join(s.rootDir, "changelog.md"))
 	require.NoError(s.T(), readErr)
 	changelog := string(changelogBytes)
+	firstCommit := firstCommitShortHash(s.T(), s.rootDir)
 
 	require.Contains(s.T(), changelog, "## [Unreleased]\n")
 	require.Contains(s.T(), changelog, "### Changed\n")
 	require.Contains(s.T(), changelog, "### Removed\n")
 	require.Contains(s.T(), changelog, "## [1.1.7] - 2026-03-20")
 	require.Contains(s.T(), changelog, "## [1.1.6] - 2017-12-20")
-	require.Contains(s.T(), changelog, "[Unreleased]: https://github.com/aether/vociferate/src/branch/main")
-	require.Contains(s.T(), changelog, "[1.1.7]: https://github.com/aether/vociferate/releases/tag/v1.1.7")
-	require.Contains(s.T(), changelog, "[1.1.6]: https://github.com/aether/vociferate/releases/tag/v1.1.6")
+	require.Contains(s.T(), changelog, "[Unreleased]: https://github.com/aether/vociferate/compare/v1.1.7...main")
+	require.Contains(s.T(), changelog, "[1.1.7]: https://github.com/aether/vociferate/compare/v1.1.6...v1.1.7")
+	require.Contains(s.T(), changelog, "[1.1.6]: https://github.com/aether/vociferate/compare/"+firstCommit+"...v1.1.6")
 }