diff --git a/cmd/harbor/root/tag/cmd.go b/cmd/harbor/root/tag/cmd.go
index eb9c3902e..415c428ed 100644
--- a/cmd/harbor/root/tag/cmd.go
+++ b/cmd/harbor/root/tag/cmd.go
@@ -28,7 +28,6 @@ func TagCommand() *cobra.Command {
 
 	cmd.AddCommand(immutable.Immutable())
 	cmd.AddCommand(retention.Retention())
-	cmd.AddCommand(immutable.Immutable())
 
 	return cmd
 }
diff --git a/doc/cli-docs/harbor-tag.md b/doc/cli-docs/harbor-tag.md
index 95107463b..ca9814640 100644
--- a/doc/cli-docs/harbor-tag.md
+++ b/doc/cli-docs/harbor-tag.md
@@ -30,6 +30,5 @@ Manage tags in the Harbor registry, including creating, listing, and deleting ru
 
 * [harbor](harbor.md)	 - Official Harbor CLI
 * [harbor tag immutable](harbor-tag-immutable.md)	 - Manage Immutability rules in the project
-* [harbor tag immutable](harbor-tag-immutable.md)	 - Manage Immutability rules in the project
 * [harbor tag retention](harbor-tag-retention.md)	 - Manage tag retention rules in the project
 
diff --git a/doc/man-docs/man1/harbor-tag.1 b/doc/man-docs/man1/harbor-tag.1
index 1eb62faaa..662d18fae 100644
--- a/doc/man-docs/man1/harbor-tag.1
+++ b/doc/man-docs/man1/harbor-tag.1
@@ -32,4 +32,4 @@ Manage tags in the Harbor registry, including creating, listing, and deleting ru
 
 
 .SH SEE ALSO
-\fBharbor(1)\fP, \fBharbor-tag-immutable(1)\fP, \fBharbor-tag-immutable(1)\fP, \fBharbor-tag-retention(1)\fP
\ No newline at end of file
+\fBharbor(1)\fP, \fBharbor-tag-immutable(1)\fP, \fBharbor-tag-retention(1)\fP
\ No newline at end of file