diff --git a/superset-frontend/images/icons/alert_solid_small.svg b/superset-frontend/images/icons/alert_solid_small.svg
new file mode 100644
index 0000000000000..092c37f1ce9a5
--- /dev/null
+++ b/superset-frontend/images/icons/alert_solid_small.svg
@@ -0,0 +1,22 @@
+
+
diff --git a/superset-frontend/images/icons/slack.svg b/superset-frontend/images/icons/slack.svg
index 3d10ce6cce277..3ee9ffd93e2d9 100644
--- a/superset-frontend/images/icons/slack.svg
+++ b/superset-frontend/images/icons/slack.svg
@@ -16,12 +16,13 @@
specific language governing permissions and limitations
under the License.
-->
-