diff --git a/src/injections/litComponentsInject.js b/src/injections/litComponentsInject.js
index 9506c8c..09e8ec8 100644
--- a/src/injections/litComponentsInject.js
+++ b/src/injections/litComponentsInject.js
@@ -5,6 +5,7 @@
 import '../contentScripts/communityConsole/workflows/components/index.js';
 import '../contentScripts/communityConsole/threadToolbar/components/index.js';
 import '../contentScripts/communityConsole/flattenThreads/components/index.js';
+import '../contentScripts/communityConsole/updateHandler/banner/components/index.js';
 
 import {injectStylesheet} from '../common/contentScriptsUtils.js';
 
diff --git a/src/injections/updateHandlerLitComponents.js b/src/injections/updateHandlerLitComponents.js
new file mode 100644
index 0000000..9b82ee2
--- /dev/null
+++ b/src/injections/updateHandlerLitComponents.js
@@ -0,0 +1,8 @@
+import '../contentScripts/communityConsole/updateHandler/banner/components/index.js';
+
+import {injectStylesheet} from '../common/contentScriptsUtils.js';
+
+// This is necessary for the MD3 components. It is also done in
+// litComponentsInject.js, but when installing the extension
+// litComponentsInject.js hasn't been injected yet.
+injectStylesheet('https://fonts.googleapis.com/icon?family=Material+Icons');