diff --git a/src/dashboard/user-interface/configuration/site-kit-configuration-dismissal-route.php b/src/dashboard/user-interface/configuration/site-kit-configuration-dismissal-route.php
index dc2d35a2fed..33ade2b131a 100644
--- a/src/dashboard/user-interface/configuration/site-kit-configuration-dismissal-route.php
+++ b/src/dashboard/user-interface/configuration/site-kit-configuration-dismissal-route.php
@@ -68,6 +68,14 @@ public function register_routes() {
 					'methods'             => 'POST',
 					'callback'            => [ $this, 'set_site_kit_configuration_permanent_dismissal' ],
 					'permission_callback' => [ $this, 'check_capabilities' ],
+					'args'                => [
+						'is_dismissed' => [
+							'required'          => true,
+							'type'              => 'bool',
+							'sanitize_callback' => 'rest_sanitize_boolean',
+						],
+
+					],
 				],
 			]
 		);
diff --git a/src/dashboard/user-interface/configuration/site-kit-consent-management-route.php b/src/dashboard/user-interface/configuration/site-kit-consent-management-route.php
index 87010ebbbfe..242047f0664 100644
--- a/src/dashboard/user-interface/configuration/site-kit-consent-management-route.php
+++ b/src/dashboard/user-interface/configuration/site-kit-consent-management-route.php
@@ -68,6 +68,14 @@ public function register_routes() {
 					'methods'             => 'POST',
 					'callback'            => [ $this, 'set_site_kit_consent' ],
 					'permission_callback' => [ $this, 'check_capabilities' ],
+					'args'                => [
+						'consent' => [
+							'required'          => true,
+							'type'              => 'bool',
+							'sanitize_callback' => 'rest_sanitize_boolean',
+						],
+
+					],
 				],
 			]
 		);
diff --git a/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Configuration_Permanent_Dismissal_Route_Register_Routes_Test.php b/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Configuration_Permanent_Dismissal_Route_Register_Routes_Test.php
index e7edfbf7490..f8d7641b966 100644
--- a/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Configuration_Permanent_Dismissal_Route_Register_Routes_Test.php
+++ b/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Configuration_Permanent_Dismissal_Route_Register_Routes_Test.php
@@ -31,6 +31,14 @@ public function test_register_routes() {
 						'methods'             => 'POST',
 						'callback'            => [ $this->instance, 'set_site_kit_configuration_permanent_dismissal' ],
 						'permission_callback' => [ $this->instance, 'check_capabilities' ],
+						'args'                => [
+							'is_dismissed' => [
+								'required'          => true,
+								'type'              => 'bool',
+								'sanitize_callback' => 'rest_sanitize_boolean',
+							],
+
+						],
 					],
 				]
 			);
diff --git a/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Consent_Management_Route_Register_Routes_Test.php b/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Consent_Management_Route_Register_Routes_Test.php
index ce47686ba5a..ed1927048ca 100644
--- a/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Consent_Management_Route_Register_Routes_Test.php
+++ b/tests/Unit/Dashboard/User_Interface/Configuration/Site_Kit_Consent_Management_Route_Register_Routes_Test.php
@@ -31,6 +31,14 @@ public function test_register_routes() {
 						'methods'             => 'POST',
 						'callback'            => [ $this->instance, 'set_site_kit_consent' ],
 						'permission_callback' => [ $this->instance, 'check_capabilities' ],
+						'args'                => [
+							'consent' => [
+								'required'          => true,
+								'type'              => 'bool',
+								'sanitize_callback' => 'rest_sanitize_boolean',
+							],
+
+						],
 					],
 				]
 			);