diff --git a/ChangeLog.txt b/ChangeLog.txt
index df258de8c..8c9dd72a7 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -690,4 +690,7 @@
 	  /dev/random (2013-10-20).
 	* apps/examples/cc3000:  Extensions and enhancements from David
 	  Sidrane (2013-10-23).
+	* apps/netutils/telnetd/telnetd_driver.c:  Missing argument to
+	  debug statement can cause crashes in certain error conditions.
+	  From David Sidrane (2013-10-24).
 
diff --git a/examples/cc3000/telnetd_driver.c b/examples/cc3000/telnetd_driver.c
index c7d5c86ca..865dba1d3 100644
--- a/examples/cc3000/telnetd_driver.c
+++ b/examples/cc3000/telnetd_driver.c
@@ -504,7 +504,7 @@ static int telnetd_close(FAR struct file *filep)
           ret = unregister_driver(devpath);
           if (ret < 0)
             {
-              nlldbg("Failed to unregister the driver %s: %d\n", ret);
+              nlldbg("Failed to unregister the driver %s: %d\n", devpath, ret);
             }
 
           free(devpath);
diff --git a/netutils/telnetd/telnetd_driver.c b/netutils/telnetd/telnetd_driver.c
index 9128ad09b..13d1e00e4 100644
--- a/netutils/telnetd/telnetd_driver.c
+++ b/netutils/telnetd/telnetd_driver.c
@@ -505,7 +505,7 @@ static int telnetd_close(FAR struct file *filep)
           ret = unregister_driver(devpath);
           if (ret < 0)
             {
-              nlldbg("Failed to unregister the driver %s: %d\n", ret);
+              nlldbg("Failed to unregister the driver %s: %d\n", devpath, ret);
             }
 
           free(devpath);