diff --git a/scripts/add_license_to_coffee_files.py b/scripts/add_license_to_coffee_files.py
new file mode 100644
index 00000000..efb573c9
--- /dev/null
+++ b/scripts/add_license_to_coffee_files.py
@@ -0,0 +1,49 @@
+import os, sys
+
+LICENSE = """###
+# Copyright (C) 2014-2018 Taiga Agile LLC
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# File: {file_name}
+###
+
+{data}"""
+
+CONTAIN_TEXT = "You should have received a copy of the GNU Affero General Public License"
+
+
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
+
+DIRS = [
+    os.path.join(BASE_DIR, "app/coffee"),
+    os.path.join(BASE_DIR, "app/modules"),
+]
+
+def proccess_dirs(path):
+    for root, dirs_list, files_list in os.walk(path):
+        for file_name in filter(lambda f: f.endswith(".coffee"), files_list):
+            file_path = os.path.join(root, file_name)
+
+            with open(file_path, "r") as fr:
+                data = fr.read()
+
+                if CONTAIN_TEXT not in data:
+                    with open(file_path, "w") as fw:
+                        fw.seek(0)
+                        fw.write(LICENSE.format(file_name=file_name, data=data))
+
+
+for dir_path in DIRS:
+    proccess_dirs(dir_path)