diff --git a/LICENSE.txt b/LICENSE.txt
index f40c5b5..fe88e76 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -11,3 +11,6 @@ distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
+
+This license applies to the code only. See NOTICE.md for particular details
+about the licensing of the code and the data.
diff --git a/NOTICE.md b/NOTICE.md
index 828384d..1e7c6da 100644
--- a/NOTICE.md
+++ b/NOTICE.md
@@ -57,8 +57,9 @@ for academic use, under these conditions:
 
 These terms are similar to the Creative Commons Attribution-ShareAlike license.
 
-Some additional data was collected by a custom application that watches the
+Some additional data was collected by a custom application that watched the
 streaming Twitter API, in accordance with Twitter's Developer Agreement &
-Policy. This software gives statistics about words that are commonly used on
-Twitter; it does not display or republish any Twitter content.
+Policy. This software gives statistics about words that were commonly used on
+Twitter; it does not display or republish any Twitter content, and does not
+contain any content from after Twitter's sale.