diff --git a/src/rand.c b/src/rand.c
index 0134d82..cf2a2b7 100644
--- a/src/rand.c
+++ b/src/rand.c
@@ -6,10 +6,7 @@
  *  This software is provided AS-IS with no warranty, either express
  *  or implied.
  *
- *  This software is distributed under license and may not be copied,
- *  modified or distributed except as expressly authorized under the
- *  terms of the license contained in the file LICENSE.txt in this
- *  distribution.
+ *  This program is dual licensed under the MIT and GPLv3 licenses.
  */
 
 /** @file
diff --git a/src/rand.h b/src/rand.h
index 2f09dc8..0879ce9 100644
--- a/src/rand.h
+++ b/src/rand.h
@@ -6,10 +6,7 @@
  *  This software is provided AS-IS with no warranty, either express
  *  or implied.
  *
- *  This software is distributed under license and may not be copied,
- *  modified or distributed except as expressly authorized under the
- *  terms of the license contained in the file LICENSE.txt in this
- *  distribution.
+ *  This program is dual licensed under the MIT and GPLv3 licenses.
  */
 
 /** @file
diff --git a/tests/test_rand.c b/tests/test_rand.c
index b449712..831943b 100644
--- a/tests/test_rand.c
+++ b/tests/test_rand.c
@@ -6,10 +6,7 @@
  *  This software is provided AS-IS with no warranty, either express
  *  or implied.
  *
- *  This software is distributed under license and may not be copied,
- *  modified or distributed except as expressly authorized under the
- *  terms of the license contained in the file LICENSE.txt in this
- *  distribution.
+ *  This program is dual licensed under the MIT and GPLv3 licenses.
  */
 
 /* gcc -o test_rand -I. -I./src tests/test_rand.c src/sha1.c */
diff --git a/tests/test_scram.c b/tests/test_scram.c
index 6c2efb5..091ce8f 100644
--- a/tests/test_scram.c
+++ b/tests/test_scram.c
@@ -6,10 +6,7 @@
  *  This software is provided AS-IS with no warranty, either express
  *  or implied.
  *
- *  This software is distributed under license and may not be copied,
- *  modified or distributed except as expressly authorized under the
- *  terms of the license contained in the file LICENSE.txt in this
- *  distribution.
+ *  This program is dual licensed under the MIT and GPLv3 licenses.
  */
 
 /* gcc -o test_scram -I. -I./src tests/test_scram.c src/sha1.c */