diff --git a/contrib/devtools/security-check.py b/contrib/devtools/security-check.py
index c61d65264..b4b4b4603 100755
--- a/contrib/devtools/security-check.py
+++ b/contrib/devtools/security-check.py
@@ -1,4 +1,7 @@
 #!/usr/bin/env python
+# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
 Perform basic ELF security checks on a series of executables.
 Exit status will be 0 if successful, and the program will be silent.
diff --git a/contrib/devtools/test-security-check.py b/contrib/devtools/test-security-check.py
index 324b7bcd8..c0f120392 100755
--- a/contrib/devtools/test-security-check.py
+++ b/contrib/devtools/test-security-check.py
@@ -1,4 +1,7 @@
 #!/usr/bin/env python2
+# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
 Test script for security-check.py
 '''
diff --git a/share/qt/extract_strings_qt.py b/share/qt/extract_strings_qt.py
index 9624abf1f..92e0df259 100755
--- a/share/qt/extract_strings_qt.py
+++ b/share/qt/extract_strings_qt.py
@@ -1,4 +1,7 @@
 #!/usr/bin/env python
+# Copyright (c) 2012-2016 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
 Extract _("...") strings for translation and convert to Qt stringdefs so that
 they can be picked up by Qt linguist.