diff --git a/packages/playwright-ct-core/types/component.d.ts b/packages/playwright-ct-core/types/component.d.ts
index 74787f1af3..b4f1f7ecc5 100644
--- a/packages/playwright-ct-core/types/component.d.ts
+++ b/packages/playwright-ct-core/types/component.d.ts
@@ -46,7 +46,11 @@ declare global {
     playwrightMount(component: Component, rootElement: Element, hooksConfig?: any): Promise<void>;
     playwrightUnmount(rootElement: Element): Promise<void>;
     playwrightUpdate(rootElement: Element, component: Component): Promise<void>;
-    __pw_hooks_before_mount?: (<HooksConfig>(params: { hooksConfig?: HooksConfig; } & any) => Promise<any>)[];
-    __pw_hooks_after_mount?: (<HooksConfig>(params: { hooksConfig?: HooksConfig; } & any) => Promise<void>)[];
+    __pw_hooks_before_mount?: (<HooksConfig extends JsonObject = JsonObject>(
+      params: { hooksConfig?: HooksConfig; [key: string]: any }
+    ) => Promise<any>)[];
+    __pw_hooks_after_mount?: (<HooksConfig extends JsonObject = JsonObject>(
+      params: { hooksConfig?: HooksConfig; [key: string]: any }
+    ) => Promise<void>)[];
   }
 }
diff --git a/packages/playwright-ct-react/register.d.ts b/packages/playwright-ct-react/register.d.ts
index afe59ceb41..9ca8259f0a 100644
--- a/packages/playwright-ct-react/register.d.ts
+++ b/packages/playwright-ct-react/register.d.ts
@@ -14,6 +14,4 @@
  * limitations under the License.
  */
 
-export default function pwRegister(
-  components: { [key: string]: any },
-): void
+export default function pwRegister(components: Record<string, any>): void
diff --git a/packages/playwright-ct-react17/register.d.ts b/packages/playwright-ct-react17/register.d.ts
index afe59ceb41..9ca8259f0a 100644
--- a/packages/playwright-ct-react17/register.d.ts
+++ b/packages/playwright-ct-react17/register.d.ts
@@ -14,6 +14,4 @@
  * limitations under the License.
  */
 
-export default function pwRegister(
-  components: { [key: string]: any },
-): void
+export default function pwRegister(components: Record<string, any>): void
diff --git a/packages/playwright-ct-solid/register.d.ts b/packages/playwright-ct-solid/register.d.ts
index afe59ceb41..9ca8259f0a 100644
--- a/packages/playwright-ct-solid/register.d.ts
+++ b/packages/playwright-ct-solid/register.d.ts
@@ -14,6 +14,4 @@
  * limitations under the License.
  */
 
-export default function pwRegister(
-  components: { [key: string]: any },
-): void
+export default function pwRegister(components: Record<string, any>): void
diff --git a/packages/playwright-ct-vue/register.d.ts b/packages/playwright-ct-vue/register.d.ts
index 0b545c8843..e0ed7b0efe 100644
--- a/packages/playwright-ct-vue/register.d.ts
+++ b/packages/playwright-ct-vue/register.d.ts
@@ -15,7 +15,7 @@
  */
 
 export default function pwRegister(
-  components: { [key: string]: any },
+  components: Record<string, any>,
   options?: {
     createApp: any,
     setDevtoolsHook: any,
diff --git a/packages/playwright-ct-vue2/register.d.ts b/packages/playwright-ct-vue2/register.d.ts
index 0b545c8843..e0ed7b0efe 100644
--- a/packages/playwright-ct-vue2/register.d.ts
+++ b/packages/playwright-ct-vue2/register.d.ts
@@ -15,7 +15,7 @@
  */
 
 export default function pwRegister(
-  components: { [key: string]: any },
+  components: Record<string, any>,
   options?: {
     createApp: any,
     setDevtoolsHook: any,