diff --git a/docs/src/api/params.md b/docs/src/api/params.md
index f47f5e745b..25bd9e085a 100644
--- a/docs/src/api/params.md
+++ b/docs/src/api/params.md
@@ -303,7 +303,7 @@ Emulates consistent window screen size available inside web page via `window.scr
 Target URL.
 
 ## fetch-option-params
-- `params` <[Object]<[string], [string]>>
+- `params` <[Object]<[string], [string]|[float]|[boolean]>>
 
 Query parameters to be send with the URL.
 
diff --git a/tests/browsercontext-fetch.spec.ts b/tests/browsercontext-fetch.spec.ts
index 7971a0499b..31c5f955f8 100644
--- a/tests/browsercontext-fetch.spec.ts
+++ b/tests/browsercontext-fetch.spec.ts
@@ -903,3 +903,29 @@ it('context request should export same storage state as context', async ({ conte
   const pageState = await page.request.storageState();
   expect(pageState).toEqual(contextState);
 });
+
+it('should accept bool and numeric params', async ({ context, page, server }) => {
+  let request;
+  const url = new URL(server.EMPTY_PAGE);
+  url.searchParams.set('str', 's');
+  url.searchParams.set('num', '10');
+  url.searchParams.set('bool', 'true');
+  url.searchParams.set('bool2', 'false');
+  server.setRoute(url.pathname + url.search, (req, res) => {
+    request = req;
+    server.serveFile(req, res);
+  });
+  await page.request.get(server.EMPTY_PAGE, {
+    params: {
+      'str': 's',
+      'num': 10,
+      'bool': true,
+      'bool2': false,
+    }
+  });
+  const params = new URLSearchParams(request.url.substr(request.url.indexOf('?')));
+  expect(params.get('str')).toEqual('s');
+  expect(params.get('num')).toEqual('10');
+  expect(params.get('bool')).toEqual('true');
+  expect(params.get('bool2')).toEqual('false');
+});
diff --git a/types/types.d.ts b/types/types.d.ts
index 2c632b058e..768e31656b 100644
--- a/types/types.d.ts
+++ b/types/types.d.ts
@@ -11747,7 +11747,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -11835,7 +11835,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -11869,7 +11869,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -11903,7 +11903,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -11974,7 +11974,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -12045,7 +12045,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.
@@ -12116,7 +12116,7 @@ export interface ApiRequestContext {
     /**
      * Query parameters to be send with the URL.
      */
-    params?: { [key: string]: string; };
+    params?: { [key: string]: string|number|boolean; };
 
     /**
      * Request timeout in milliseconds. Defaults to `30000` (30 seconds). Pass `0` to disable timeout.