diff --git a/types/next/index.d.ts b/types/next/index.d.ts
index a9042d83e9..70bc8ef049 100644
--- a/types/next/index.d.ts
+++ b/types/next/index.d.ts
@@ -60,7 +60,15 @@ declare namespace next {
             req: http.IncomingMessage,
             res: http.ServerResponse,
             pathname: string,
-            query?: { [key: string]: string | string[] },
+            query?: {
+                [key: string]:
+                    | boolean
+                    | boolean[]
+                    | number
+                    | number[]
+                    | string
+                    | string[];
+            },
             parsedUrl?: UrlLike,
         ): Promise<void>;
         renderError(
@@ -68,7 +76,15 @@ declare namespace next {
             req: http.IncomingMessage,
             res: http.ServerResponse,
             pathname: string,
-            query?: { [key: string]: string | string[] },
+            query?: {
+                [key: string]:
+                    | boolean
+                    | boolean[]
+                    | number
+                    | number[]
+                    | string
+                    | string[];
+            },
         ): Promise<void>;
         render404(
             req: http.IncomingMessage,
@@ -79,14 +95,30 @@ declare namespace next {
             req: http.IncomingMessage,
             res: http.ServerResponse,
             pathname: string,
-            query?: { [key: string]: string | string[] },
+            query?: {
+                [key: string]:
+                    | boolean
+                    | boolean[]
+                    | number
+                    | number[]
+                    | string
+                    | string[];
+            },
         ): Promise<string>;
         renderErrorToHTML(
             err: any,
             req: http.IncomingMessage,
             res: http.ServerResponse,
             pathname: string,
-            query?: { [key: string]: string | string[] },
+            query?: {
+                [key: string]:
+                    | boolean
+                    | boolean[]
+                    | number
+                    | number[]
+                    | string
+                    | string[];
+            },
         ): Promise<string>;
 
         serveStatic(
diff --git a/types/next/router.d.ts b/types/next/router.d.ts
index 4102e87b12..181208518f 100644
--- a/types/next/router.d.ts
+++ b/types/next/router.d.ts
@@ -20,7 +20,15 @@ export interface SingletonRouter {
     readonly pathname: string;
     readonly route: string;
     readonly asPath?: string;
-    readonly query?: { [key: string]: string | string[] };
+    readonly query?: {
+        [key: string]:
+            | boolean
+            | boolean[]
+            | number
+            | number[]
+            | string
+            | string[];
+    };
 
     // router methods
     reload(route: string): Promise<void>;