diff --git a/test/pjdfstest/known_failures.txt b/test/pjdfstest/known_failures.txt
index a15ddfdc0..e6459933f 100644
--- a/test/pjdfstest/known_failures.txt
+++ b/test/pjdfstest/known_failures.txt
@@ -38,12 +38,9 @@ tests/unlink/02.t
 tests/unlink/03.t
 
 # ── Hard link nlink/ctime tracking (requires filer changes) ────────────
-# The filer does not update ctime on remaining hard link entries when one
-# link is removed, and nlink counts are not correctly maintained across
-# rename operations.
+# nlink counts are not correctly maintained across rename operations.
 tests/rename/23.t
 tests/rename/24.t
-tests/unlink/00.t
 
 # ── Parent directory mtime/ctime on deferred file create ───────────────
 # When file creation is deferred (not flushed to filer immediately),
diff --git a/weed/filer/filerstore_hardlink.go b/weed/filer/filerstore_hardlink.go
index bfac44a71..ae5ff78a0 100644
--- a/weed/filer/filerstore_hardlink.go
+++ b/weed/filer/filerstore_hardlink.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"time"
 
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
@@ -113,6 +114,9 @@ func (fsw *FilerStoreWrapper) DeleteHardLink(ctx context.Context, hardLinkId Har
 		return fsw.KvDelete(ctx, key)
 	}
 
+	// POSIX: update ctime when nlink changes (a hard link was removed).
+	entry.Attr.Ctime = time.Now().UTC()
+
 	newBlob, encodeErr := entry.EncodeAttributesAndChunks()
 	if encodeErr != nil {
 		return encodeErr