diff --git a/src/hardware/libkybluetooth.c b/src/hardware/libkybluetooth.c
index 2aaff9e..fceca33 100644
--- a/src/hardware/libkybluetooth.c
+++ b/src/hardware/libkybluetooth.c
@@ -672,7 +672,7 @@ char** kdk_bluetooth_get_device_name(int id)
 				if (!tmp)
 					goto err_out;
 				con_name = tmp;
-				con_name[num] = (char *)calloc(1, sizeof(result));
+				con_name[num] = (char *)calloc(1, strlen(result) + 1);
 				if (!con_name[num])
 				{
 					free(tmp);