diff --git a/admin/src/types/altcha.d.ts b/admin/src/types/altcha.d.ts
new file mode 100644
index 0000000..0d13a75
--- /dev/null
+++ b/admin/src/types/altcha.d.ts
@@ -0,0 +1,9 @@
+declare namespace JSX {
+  interface IntrinsicElements {
+    'altcha-widget': {
+      challengeurl?: string;
+      hidefooter?: string;
+      hidelogo?: string;
+    };
+  }
+}