diff --git a/static/app/views/settings/organizationIntegrations/integrationExternalTeamMappings.tsx b/static/app/views/settings/organizationIntegrations/integrationExternalTeamMappings.tsx
index ce651ab22a7157..6f3f17e77f825c 100644
--- a/static/app/views/settings/organizationIntegrations/integrationExternalTeamMappings.tsx
+++ b/static/app/views/settings/organizationIntegrations/integrationExternalTeamMappings.tsx
@@ -10,8 +10,7 @@ import type {
 } from 'sentry/types/integrations';
 import type {Team} from 'sentry/types/organization';
 import {getApiUrl} from 'sentry/utils/api/getApiUrl';
-import {useApiQuery} from 'sentry/utils/queryClient';
-import {useApi} from 'sentry/utils/useApi';
+import {fetchMutation, useApiQuery, useMutation} from 'sentry/utils/queryClient';
 import {useLocation} from 'sentry/utils/useLocation';
 import {useOrganization} from 'sentry/utils/useOrganization';
 
@@ -26,7 +25,6 @@ export function IntegrationExternalTeamMappings(props: Props) {
   const {integration} = props;
   const organization = useOrganization();
   const location = useLocation();
-  const api = useApi({persistInFlight: true});
   const ORGANIZATION_TEAMS_ENDPOINT = getApiUrl(
     '/organizations/$organizationIdOrSlug/teams/',
     {
@@ -59,32 +57,32 @@ export function IntegrationExternalTeamMappings(props: Props) {
     return Promise.all([refetchTeams(), refetchInitialResults()]);
   };
 
-  if (isTeamsPending || isInitialResultsPending) {
-    return <LoadingIndicator />;
-  }
-  if (isTeamsError || isInitialResultsError) {
-    return <LoadingError onRetry={() => fetchData()} />;
-  }
-
-  const handleDelete = async (mapping: ExternalActorMapping) => {
-    try {
+  const deleteMutation = useMutation({
+    mutationFn: (mapping: ExternalActorMapping) => {
       const team = teams.find(item => item.id === mapping.teamId);
       if (!team) {
         throw new Error('Cannot find correct team slug.');
       }
-      const endpoint = `/teams/${organization.slug}/${team.slug}/external-teams/${mapping.id}/`;
-
-      await api.requestPromise(endpoint, {
+      return fetchMutation({
+        url: `/teams/${organization.slug}/${team.slug}/external-teams/${mapping.id}/`,
         method: 'DELETE',
       });
-      // remove config and update state
+    },
+    onSuccess: () => {
       addSuccessMessage(t('Deletion successful'));
       fetchData();
-    } catch {
-      // no 4xx errors should happen on delete
+    },
+    onError: () => {
       addErrorMessage(t('An error occurred'));
-    }
-  };
+    },
+  });
+
+  if (isTeamsPending || isInitialResultsPending) {
+    return <LoadingIndicator />;
+  }
+  if (isTeamsError || isInitialResultsError) {
+    return <LoadingError onRetry={() => fetchData()} />;
+  }
 
   const handleSubmitSuccess = () => {
     fetchData();
@@ -146,7 +144,7 @@ export function IntegrationExternalTeamMappings(props: Props) {
       getBaseFormEndpoint={mapping => getBaseFormEndpoint(mapping)}
       defaultOptions={defaultTeamOptions()}
       onCreate={onCreate}
-      onDelete={handleDelete}
+      onDelete={deleteMutation.mutate}
       onSubmitSuccess={async () => {
         await fetchData();
       }}
diff --git a/static/app/views/settings/organizationIntegrations/integrationExternalUserMappings.tsx b/static/app/views/settings/organizationIntegrations/integrationExternalUserMappings.tsx
index 5de4579c4813ea..94129b2d284a32 100644
--- a/static/app/views/settings/organizationIntegrations/integrationExternalUserMappings.tsx
+++ b/static/app/views/settings/organizationIntegrations/integrationExternalUserMappings.tsx
@@ -13,8 +13,7 @@ import type {
 } from 'sentry/types/integrations';
 import type {Member} from 'sentry/types/organization';
 import {getApiUrl} from 'sentry/utils/api/getApiUrl';
-import {useApiQuery} from 'sentry/utils/queryClient';
-import {useApi} from 'sentry/utils/useApi';
+import {fetchMutation, useApiQuery, useMutation} from 'sentry/utils/queryClient';
 import {useOrganization} from 'sentry/utils/useOrganization';
 
 import {IntegrationExternalMappingForm} from './integrationExternalMappingForm';
@@ -27,7 +26,6 @@ type Props = {
 export function IntegrationExternalUserMappings(props: Props) {
   const {integration} = props;
   const organization = useOrganization();
-  const api = useApi({persistInFlight: true});
 
   const DATA_ENDPOINT = getApiUrl('/organizations/$organizationIdOrSlug/members/', {
     path: {organizationIdOrSlug: organization.slug},
@@ -62,6 +60,21 @@ export function IntegrationExternalUserMappings(props: Props) {
     return Promise.all([refetchMembers(), refetchInitialResults()]);
   };
 
+  const deleteMutation = useMutation({
+    mutationFn: (mapping: ExternalActorMapping) =>
+      fetchMutation({
+        url: `/organizations/${organization.slug}/external-users/${mapping.id}/`,
+        method: 'DELETE',
+      }),
+    onSuccess: () => {
+      addSuccessMessage(t('Deletion successful'));
+      fetchData();
+    },
+    onError: () => {
+      addErrorMessage(t('An error occurred'));
+    },
+  });
+
   if (isMembersPending || isInitialResultsPending) {
     return <LoadingIndicator />;
   }
@@ -69,23 +82,6 @@ export function IntegrationExternalUserMappings(props: Props) {
     return <LoadingError onRetry={() => fetchData()} />;
   }
 
-  const handleDelete = async (mapping: ExternalActorMapping) => {
-    try {
-      await api.requestPromise(
-        `/organizations/${organization.slug}/external-users/${mapping.id}/`,
-        {
-          method: 'DELETE',
-        }
-      );
-      // remove config and update state
-      addSuccessMessage(t('Deletion successful'));
-      fetchData();
-    } catch {
-      // no 4xx errors should happen on delete
-      addErrorMessage(t('An error occurred'));
-    }
-  };
-
   const handleSubmitSuccess = () => {
     // Don't bother updating state. The info is in array of objects for each object in another array of objects.
     // Easier and less error-prone to re-fetch the data and re-calculate state.
@@ -139,7 +135,7 @@ export function IntegrationExternalUserMappings(props: Props) {
         getBaseFormEndpoint={() => BASE_FORM_ENDPOINT}
         defaultOptions={defaultUserOptions}
         onCreate={openMembersModal}
-        onDelete={handleDelete}
+        onDelete={deleteMutation.mutate}
         onSubmitSuccess={async () => {
           await fetchData();
         }}