diff --git a/test/rules-extra.mk b/test/rules-extra.mk
index 1949e52..04fb9e7 100644
--- a/test/rules-extra.mk
+++ b/test/rules-extra.mk
@@ -1 +1,21 @@
+#
+# Tibia
+#
+# Copyright (C) 2024 Orastron Srl unipersonale
+#
+# Tibia is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# Tibia is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Tibia.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File author: Stefano D'Angelo
+#
+
 include rules-extra-web-demo.mk
diff --git a/test/run.sh b/test/run.sh
index db3861f..0265f7d 100755
--- a/test/run.sh
+++ b/test/run.sh
@@ -1,5 +1,25 @@
 #!/bin/sh
 
+#
+# Tibia
+#
+# Copyright (C) 2023-2025 Orastron Srl unipersonale
+#
+# Tibia is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# Tibia is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Tibia.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File author: Stefano D'Angelo
+#
+
 dir=`dirname $0`
 
 $dir/../tibia $dir/product.json,$dir/company.json $dir/../templates/api $dir/../out/api
diff --git a/test/vars-extra.mk b/test/vars-extra.mk
index e39c2e6..d7985b0 100644
--- a/test/vars-extra.mk
+++ b/test/vars-extra.mk
@@ -1 +1,21 @@
+#
+# Tibia
+#
+# Copyright (C) 2024 Orastron Srl unipersonale
+#
+# Tibia is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# Tibia is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Tibia.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File author: Stefano D'Angelo
+#
+
 include vars-extra-web-demo.mk
diff --git a/test/vars-pre.mk b/test/vars-pre.mk
index 404b727..4ee115b 100644
--- a/test/vars-pre.mk
+++ b/test/vars-pre.mk
@@ -1,3 +1,23 @@
+#
+# Tibia
+#
+# Copyright (C) 2024, 2025 Orastron Srl unipersonale
+#
+# Tibia is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# Tibia is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Tibia.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File author: Stefano D'Angelo
+#
+
 API_DIR := ../api
 
 VINCI_DIR := ../../../vinci
diff --git a/tibia b/tibia
index a679493..9dd986d 100755
--- a/tibia
+++ b/tibia
@@ -1,5 +1,25 @@
 #!/usr/bin/env node
 
+/*
+ * Tibia
+ *
+ * Copyright (C) 2023-2025 Orastron Srl unipersonale
+ *
+ * Tibia is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License.
+ *
+ * Tibia is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Tibia.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * File author: Stefano D'Angelo
+ */
+
 function usage() {
 	console.log("Usage:");
 	console.log("  tibia file1.json,file2.json,...filen.json template outDirectory [override1=value1] [override2=value2] ...");