diff --git a/sys/libkern/strvalid.c b/sys/libkern/strvalid.c
index a0f0a35baadc..1db530ac5f9a 100644
--- a/sys/libkern/strvalid.c
+++ b/sys/libkern/strvalid.c
@@ -15,9 +15,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. The names of the authors may not be used to endorse or promote
- *    products derived from this software without specific prior written
- *    permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE