diff --git a/leakcheck/context-info-callback.py b/leakcheck/context-info-callback.py
index d4c9fa5..6a3925c 100644
--- a/leakcheck/context-info-callback.py
+++ b/leakcheck/context-info-callback.py
@@ -1,4 +1,5 @@
-# Copyright (C) Jean-Paul Calderone 2008, All rights reserved
+# Copyright (C) Jean-Paul Calderone
+# See LICENSE for details.
 #
 # Stress tester for thread-related bugs in global_info_callback in
 # src/ssl/context.c.  In 0.7 and earlier, this will somewhat reliably
diff --git a/leakcheck/context-passphrase-callback.py b/leakcheck/context-passphrase-callback.py
index 0f0933c..ba71655 100644
--- a/leakcheck/context-passphrase-callback.py
+++ b/leakcheck/context-passphrase-callback.py
@@ -1,4 +1,5 @@
-# Copyright (C) Jean-Paul Calderone 2008, All rights reserved
+# Copyright (C) Jean-Paul Calderone
+# See LICENSE for details.
 #
 # Stress tester for thread-related bugs in global_passphrase_callback in
 # src/ssl/context.c.  In 0.7 and earlier, this will somewhat reliably
diff --git a/leakcheck/context-verify-callback.py b/leakcheck/context-verify-callback.py
index 5e49d7a..0ae586b 100644
--- a/leakcheck/context-verify-callback.py
+++ b/leakcheck/context-verify-callback.py
@@ -1,4 +1,5 @@
-# Copyright (C) Jean-Paul Calderone 2008, All rights reserved
+# Copyright (C) Jean-Paul Calderone
+# See LICENSE for details.
 #
 # Stress tester for thread-related bugs in global_verify_callback in
 # src/ssl/context.c.  This will reliably segfault if context.c isn't a
diff --git a/leakcheck/crypto.py b/leakcheck/crypto.py
index eb00182..07b77e5 100644
--- a/leakcheck/crypto.py
+++ b/leakcheck/crypto.py
@@ -1,3 +1,6 @@
+# Copyright (C) Jean-Paul Calderone
+# See LICENSE for details.
+
 import sys
 
 from OpenSSL.crypto import TYPE_DSA, Error, PKey, X509
diff --git a/leakcheck/thread-crash.py b/leakcheck/thread-crash.py
index 26048a5..a1ebbdd 100644
--- a/leakcheck/thread-crash.py
+++ b/leakcheck/thread-crash.py
@@ -1,4 +1,5 @@
-# Copyright (C) Jean-Paul Calderone 2008, All rights reserved
+# Copyright (C) Jean-Paul Calderone
+# See LICENSE for details.
 #
 # Stress tester for thread-related bugs in ssl_Connection_send and
 # ssl_Connection_recv in src/ssl/connection.c for usage of a single