diff --git a/Makefile b/Makefile
index d29cf74..ae6c5e1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,23 @@
+#
+# Vinci
+#
+# Copyright (C) 2025 Orastron Srl unipersonale
+#
+# Vinci 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.
+#
+# Vinci 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 Vinci.  If not, see <http://www.gnu.org/licenses/>.
+#
+# File author: Paolo Marrone
+#
+
 UNAME := $(shell uname -o)
 
 ifeq ($(UNAME),GNU/Linux)
@@ -28,4 +48,4 @@ $(BUILD_DIR)/test: test.c $(VINCI_SRC) | $(BUILD_DIR)
 clean:
 	rm -rf $(BUILD_DIR)
 
-.PHONY: all clean
\ No newline at end of file
+.PHONY: all clean
diff --git a/README.md b/README.md
index 7089c04..c5b8573 100644
--- a/README.md
+++ b/README.md
@@ -16,8 +16,8 @@ Refer to `vinci.h` and `test.c` to get started with the API.
 Run `make` to build the test program.
 
 ## Legal
-Copyright (C) 2025 Orastron Srl unipersonale.
+Copyright (C) 2021-2025 Orastron Srl unipersonale.
 
-Authors: Stefano D'Angelo, Paolo Marrone.
+Authors: Paolo Marrone, Stefano D'Angelo.
 
 All the code in the repo is released under GPLv3. See the LICENSE file.
diff --git a/vinci-cocoa.m b/vinci-cocoa.m
index f93c0ab..cfdf903 100644
--- a/vinci-cocoa.m
+++ b/vinci-cocoa.m
@@ -1,7 +1,7 @@
 /*
  * Vinci
  *
- * Copyright (C) 2025 Orastron Srl unipersonale
+ * Copyright (C) 2022-2025 Orastron Srl unipersonale
  *
  * Vinci is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/vinci-win32.c b/vinci-win32.c
index a32e68a..891ee40 100644
--- a/vinci-win32.c
+++ b/vinci-win32.c
@@ -1,7 +1,7 @@
 /*
  * Vinci
  *
- * Copyright (C) 2025 Orastron Srl unipersonale
+ * Copyright (C) 2021-2025 Orastron Srl unipersonale
  *
  * Vinci is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by