diff --git a/routers/web/group/edit.go b/routers/web/group/edit.go
index d5a5cec27e..2e617b5aa2 100644
--- a/routers/web/group/edit.go
+++ b/routers/web/group/edit.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/routers/web/group/home.go b/routers/web/group/home.go
index e908828847..200ce22c6a 100644
--- a/routers/web/group/home.go
+++ b/routers/web/group/home.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/routers/web/group/new.go b/routers/web/group/new.go
index 7b47bfc927..74d6419e29 100644
--- a/routers/web/group/new.go
+++ b/routers/web/group/new.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/routers/web/group/search.go b/routers/web/group/search.go
index ef160eb2e0..bd65c84389 100644
--- a/routers/web/group/search.go
+++ b/routers/web/group/search.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/routers/web/group/setting.go b/routers/web/group/setting.go
index e769754401..87ad58938c 100644
--- a/routers/web/group/setting.go
+++ b/routers/web/group/setting.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/routers/web/group/team.go b/routers/web/group/team.go
index 80478470e5..5aed803655 100644
--- a/routers/web/group/team.go
+++ b/routers/web/group/team.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package group
 
 import (
diff --git a/services/forms/group.go b/services/forms/group.go
index 0240b41d1a..1cc1f3bec2 100644
--- a/services/forms/group.go
+++ b/services/forms/group.go
@@ -1,3 +1,6 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
 package forms
 
 import "code.gitea.io/gitea/modules/structs"