diff --git a/internal/goglfw/cocoainit_darwin.go b/internal/goglfw/cocoainit_darwin.go
index 4b30a7800..714fca424 100644
--- a/internal/goglfw/cocoainit_darwin.go
+++ b/internal/goglfw/cocoainit_darwin.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/cocoamonitor_darwin.go b/internal/goglfw/cocoamonitor_darwin.go
index e648b4951..090d1d382 100644
--- a/internal/goglfw/cocoamonitor_darwin.go
+++ b/internal/goglfw/cocoamonitor_darwin.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/cocoaplatform_darwin.go b/internal/goglfw/cocoaplatform_darwin.go
index e1c7179bf..113dfcf4b 100644
--- a/internal/goglfw/cocoaplatform_darwin.go
+++ b/internal/goglfw/cocoaplatform_darwin.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/cocoawindow_darwin.go b/internal/goglfw/cocoawindow_darwin.go
index 9e0a1bf56..3327c72e2 100644
--- a/internal/goglfw/cocoawindow_darwin.go
+++ b/internal/goglfw/cocoawindow_darwin.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/context.go b/internal/goglfw/context.go
index d92c66a0d..91e1f9317 100644
--- a/internal/goglfw/context.go
+++ b/internal/goglfw/context.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/glfw3h.go b/internal/goglfw/glfw3h.go
index 52ff80122..96045865b 100644
--- a/internal/goglfw/glfw3h.go
+++ b/internal/goglfw/glfw3h.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/init.go b/internal/goglfw/init.go
index f2a5c11f5..c4249d459 100644
--- a/internal/goglfw/init.go
+++ b/internal/goglfw/init.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/input.go b/internal/goglfw/input.go
index f57747878..b3b398ac3 100644
--- a/internal/goglfw/input.go
+++ b/internal/goglfw/input.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/internal.go b/internal/goglfw/internal.go
index fd05e9032..88a32577a 100644
--- a/internal/goglfw/internal.go
+++ b/internal/goglfw/internal.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/monitor.go b/internal/goglfw/monitor.go
index c3138bbfb..c6897fb05 100644
--- a/internal/goglfw/monitor.go
+++ b/internal/goglfw/monitor.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/nsgl_darwin.go b/internal/goglfw/nsgl_darwin.go
index 016f44b5f..940f72d2f 100644
--- a/internal/goglfw/nsgl_darwin.go
+++ b/internal/goglfw/nsgl_darwin.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/posixthread_unix.go b/internal/goglfw/posixthread_unix.go
index bb45c2240..23b864371 100644
--- a/internal/goglfw/posixthread_unix.go
+++ b/internal/goglfw/posixthread_unix.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2023 The Ebitengine Authors
diff --git a/internal/goglfw/wglcontext_windows.go b/internal/goglfw/wglcontext_windows.go
index 591144732..10377ac01 100644
--- a/internal/goglfw/wglcontext_windows.go
+++ b/internal/goglfw/wglcontext_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/win32init_windows.go b/internal/goglfw/win32init_windows.go
index a6cdc9500..942546a70 100644
--- a/internal/goglfw/win32init_windows.go
+++ b/internal/goglfw/win32init_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/win32monitor_windows.go b/internal/goglfw/win32monitor_windows.go
index 7650ff743..ef58fc25e 100644
--- a/internal/goglfw/win32monitor_windows.go
+++ b/internal/goglfw/win32monitor_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/win32platform_windows.go b/internal/goglfw/win32platform_windows.go
index c0da337e2..5107fa4d3 100644
--- a/internal/goglfw/win32platform_windows.go
+++ b/internal/goglfw/win32platform_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/win32thread_windows.go b/internal/goglfw/win32thread_windows.go
index 7d6b03138..9fca787f1 100644
--- a/internal/goglfw/win32thread_windows.go
+++ b/internal/goglfw/win32thread_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/win32window_windows.go b/internal/goglfw/win32window_windows.go
index ac14f36ef..3ae072401 100644
--- a/internal/goglfw/win32window_windows.go
+++ b/internal/goglfw/win32window_windows.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors
diff --git a/internal/goglfw/window.go b/internal/goglfw/window.go
index 46b4ab6c9..741377cb7 100644
--- a/internal/goglfw/window.go
+++ b/internal/goglfw/window.go
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: Zlib
+// SPDX-License-Identifier: Apache-2.0
 // SPDX-FileCopyrightText: 2002-2006 Marcus Geelnard
 // SPDX-FileCopyrightText: 2006-2019 Camilla Löwy
 // SPDX-FileCopyrightText: 2022 The Ebitengine Authors