diff --git a/web/app/components/external-link.hbs b/web/app/components/external-link.hbs
index f10027be5..58bcfddc9 100644
--- a/web/app/components/external-link.hbs
+++ b/web/app/components/external-link.hbs
@@ -1,4 +1,3 @@
-{{! @glint-nocheck: not typesafe yet }}
 <a
   data-test-external-link
   href="#"
diff --git a/web/app/components/external-link.ts b/web/app/components/external-link.ts
index 6243b3ece..698758197 100644
--- a/web/app/components/external-link.ts
+++ b/web/app/components/external-link.ts
@@ -2,6 +2,15 @@ import Component from "@glimmer/component";
 
 interface ExternalLinkComponentSignature {
   Element: HTMLAnchorElement;
+  Blocks: {
+    default: [];
+  };
 }
 
 export default class ExternalLinkComponent extends Component<ExternalLinkComponentSignature> {}
+
+declare module "@glint/environment-ember-loose/registry" {
+  export default interface Registry {
+    ExternalLink: typeof ExternalLinkComponent;
+  }
+}