diff --git a/doc/src/snippets/code/doc_src_examples_svgalib.qdoc b/doc/src/snippets/code/doc_src_examples_svgalib.qdoc
index 2ae0fe2a126..cf7f23b5293 100644
--- a/doc/src/snippets/code/doc_src_examples_svgalib.qdoc
+++ b/doc/src/snippets/code/doc_src_examples_svgalib.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 myApplication -qws -display svgalib
diff --git a/src/corelib/doc/snippets/code/doc_src_qnamespace.qdoc b/src/corelib/doc/snippets/code/doc_src_qnamespace.qdoc
index 41fc57df409..6ce29308f18 100644
--- a/src/corelib/doc/snippets/code/doc_src_qnamespace.qdoc
+++ b/src/corelib/doc/snippets/code/doc_src_qnamespace.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 QObject::connect: Cannot queue arguments of type 'MyType'
diff --git a/src/corelib/doc/snippets/code/doc_src_resources.qdoc b/src/corelib/doc/snippets/code/doc_src_resources.qdoc
index f5a12ee86a5..70c2a7b7ab5 100644
--- a/src/corelib/doc/snippets/code/doc_src_resources.qdoc
+++ b/src/corelib/doc/snippets/code/doc_src_resources.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 <file alias="cut-img.png">images/cut.png</file>
diff --git a/src/dbus/doc/snippets/code/doc_src_introtodbus.qdoc b/src/dbus/doc/snippets/code/doc_src_introtodbus.qdoc
index d39151354ae..61afa697905 100644
--- a/src/dbus/doc/snippets/code/doc_src_introtodbus.qdoc
+++ b/src/dbus/doc/snippets/code/doc_src_introtodbus.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 org.freedesktop.DBus
diff --git a/src/gui/doc/snippets/code/doc_src_richtext.qdoc b/src/gui/doc/snippets/code/doc_src_richtext.qdoc
index 39e29caa8d5..0c69514210d 100644
--- a/src/gui/doc/snippets/code/doc_src_richtext.qdoc
+++ b/src/gui/doc/snippets/code/doc_src_richtext.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [7]
 <meta http-equiv="Content-Type" content="text/html; charset=EUC-JP" />
diff --git a/src/gui/doc/snippets/separations/separations.qdoc b/src/gui/doc/snippets/separations/separations.qdoc
index ad670f305a9..ee567030bb9 100644
--- a/src/gui/doc/snippets/separations/separations.qdoc
+++ b/src/gui/doc/snippets/separations/separations.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 /*
     \example painting/separations
diff --git a/src/sql/doc/snippets/code/doc_src_sql-driver.qdoc b/src/sql/doc/snippets/code/doc_src_sql-driver.qdoc
index 9c329aa2a4d..896839a1d97 100644
--- a/src/sql/doc/snippets/code/doc_src_sql-driver.qdoc
+++ b/src/sql/doc/snippets/code/doc_src_sql-driver.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 [...]
diff --git a/src/testlib/doc/snippets/code/doc_src_qtestlib.qdoc b/src/testlib/doc/snippets/code/doc_src_qtestlib.qdoc
index 10d9cb5beed..9b592bdb6ae 100644
--- a/src/testlib/doc/snippets/code/doc_src_qtestlib.qdoc
+++ b/src/testlib/doc/snippets/code/doc_src_qtestlib.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [2]
 testname [options] [testfunctions[:testdata]]...
diff --git a/src/widgets/doc/snippets/code/doc_src_stylesheet.qdoc b/src/widgets/doc/snippets/code/doc_src_stylesheet.qdoc
index d4ee2c133de..388e9d1f7c6 100644
--- a/src/widgets/doc/snippets/code/doc_src_stylesheet.qdoc
+++ b/src/widgets/doc/snippets/code/doc_src_stylesheet.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [0]
 QLineEdit { background: yellow }
diff --git a/src/xml/doc/snippets/code/doc_src_qtxml.qdoc b/src/xml/doc/snippets/code/doc_src_qtxml.qdoc
index 31d260a7ca1..b1f24df7e12 100644
--- a/src/xml/doc/snippets/code/doc_src_qtxml.qdoc
+++ b/src/xml/doc/snippets/code/doc_src_qtxml.qdoc
@@ -1,5 +1,5 @@
 // Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 //! [3]
 <quote>A quotation.</quote>