diff --git a/publish/src/core/change-detection.ts b/publish/src/core/change-detection.ts
index eae6a34..7acbbb5 100644
--- a/publish/src/core/change-detection.ts
+++ b/publish/src/core/change-detection.ts
@@ -53,8 +53,13 @@ export interface DiffArgs {
 export async function changedPostDirs(args: DiffArgs): Promise<string[]> {
   const runner = args.runner ?? defaultRunner
   const stdout = await runner(['diff', '--name-only', `${args.from}..${args.to}`])
-  const normalizedRoot = stripParentSegments(args.contentRoot)
-  return filterPostDirs(stdout.split('\n'), normalizedRoot)
+  const normalizedRoot = stripParentSegments(args.contentRoot).replace(/\/$/, '')
+  const originalRoot = args.contentRoot.replace(/\/$/, '')
+  if (normalizedRoot === originalRoot) {
+    return filterPostDirs(stdout.split('\n'), originalRoot)
+  }
+  const matched = filterPostDirs(stdout.split('\n'), normalizedRoot)
+  return matched.map((p) => originalRoot + p.slice(normalizedRoot.length))
 }
 
 export async function allPostDirs(contentRoot: string): Promise<string[]> {
diff --git a/publish/tests/change-detection_test.ts b/publish/tests/change-detection_test.ts
index 5a153f4..694c76f 100644
--- a/publish/tests/change-detection_test.ts
+++ b/publish/tests/change-detection_test.ts
@@ -94,7 +94,7 @@ Deno.test('changedPostDirs: normalisiert contentRoot mit ../-präfix', async ()
     contentRoot: '../content/posts',
     runner,
   })
-  assertEquals(dirs.sort(), ['content/posts/de/alpha', 'content/posts/en/beta'])
+  assertEquals(dirs.sort(), ['../content/posts/de/alpha', '../content/posts/en/beta'])
 })
 
 Deno.test('changedPostDirs: normalisiert contentRoot mit mehrfachem ../-präfix', async () => {
@@ -106,7 +106,19 @@ Deno.test('changedPostDirs: normalisiert contentRoot mit mehrfachem ../-präfix'
     contentRoot: '../../content/posts',
     runner,
   })
-  assertEquals(dirs, ['content/posts/de/alpha'])
+  assertEquals(dirs, ['../../content/posts/de/alpha'])
+})
+
+Deno.test('changedPostDirs: gibt pfade mit original-contentRoot zurück (CWD-relativ)', async () => {
+  const runner: GitRunner = () =>
+    Promise.resolve('content/posts/de/alpha/index.md\n')
+  const dirs = await changedPostDirs({
+    from: 'HEAD~1',
+    to: 'HEAD',
+    contentRoot: '../content/posts',
+    runner,
+  })
+  assertEquals(dirs, ['../content/posts/de/alpha'])
 })
 
 Deno.test('allPostDirs: findet posts in sprach-unterordnern', async () => {