diff --git a/packages/core/strapi/admin.d.ts b/packages/core/strapi/admin.d.ts
new file mode 100644
index 0000000000..3b1a457dce
--- /dev/null
+++ b/packages/core/strapi/admin.d.ts
@@ -0,0 +1,10 @@
+declare module '@strapi/admin';
+
+declare module 'koa-favicon' {
+  import type Koa from 'koa';
+
+  export default function favicon(
+    path: string,
+    options?: { maxAge?: number; mime?: string }
+  ): Koa.Middleware;
+}
diff --git a/packages/core/strapi/tsconfig.eslint.json b/packages/core/strapi/tsconfig.eslint.json
index b531808514..e979362db2 100644
--- a/packages/core/strapi/tsconfig.eslint.json
+++ b/packages/core/strapi/tsconfig.eslint.json
@@ -3,6 +3,6 @@
   "compilerOptions": {
     "noEmit": true
   },
-  "include": ["src"],
+  "include": ["src", "admin.d.ts"],
   "exclude": ["node_modules"]
 }
diff --git a/packages/core/strapi/tsconfig.json b/packages/core/strapi/tsconfig.json
index f9cbaa8cc7..725997fa51 100644
--- a/packages/core/strapi/tsconfig.json
+++ b/packages/core/strapi/tsconfig.json
@@ -1,5 +1,8 @@
 {
   "extends": "tsconfig/base.json",
-  "include": ["src"],
+  "compilerOptions": {
+    "noEmit": true
+  },
+  "include": ["src", "admin.d.ts"],
   "exclude": ["node_modules"]
 }