diff --git a/backend/src/server/routes/v1/project-membership-router.ts b/backend/src/server/routes/v1/project-membership-router.ts
index 57fdad031..dc76efa92 100644
--- a/backend/src/server/routes/v1/project-membership-router.ts
+++ b/backend/src/server/routes/v1/project-membership-router.ts
@@ -2,6 +2,7 @@ import { z } from "zod";
 
 import {
   AccessScope,
+  OrgMembershipRole,
   ProjectMembershipRole,
   ProjectMembershipsSchema,
   ProjectUserMembershipRolesSchema,
@@ -266,6 +267,19 @@ export const registerProjectMembershipRouter = async (server: FastifyZodProvider
     onRequest: verifyAuth([AuthMode.JWT, AuthMode.API_KEY, AuthMode.IDENTITY_ACCESS_TOKEN]),
     handler: async (req) => {
       const usernamesAndEmails = [...req.body.emails, ...req.body.usernames];
+
+      await server.services.membershipUser.createMembership({
+        permission: req.permission,
+        scopeData: {
+          scope: AccessScope.Organization,
+          orgId: req.permission.orgId
+        },
+        data: {
+          roles: [{ isTemporary: false, role: OrgMembershipRole.NoAccess }],
+          usernames: usernamesAndEmails
+        }
+      });
+
       const { memberships } = await server.services.membershipUser.createMembership({
         permission: req.permission,
         scopeData: {
diff --git a/frontend/src/pages/project/AccessControlPage/components/MembersTab/components/AddMemberModal.tsx b/frontend/src/pages/project/AccessControlPage/components/MembersTab/components/AddMemberModal.tsx
index cb6934240..7498b3181 100644
--- a/frontend/src/pages/project/AccessControlPage/components/MembersTab/components/AddMemberModal.tsx
+++ b/frontend/src/pages/project/AccessControlPage/components/MembersTab/components/AddMemberModal.tsx
@@ -25,14 +25,12 @@ import {
   useProject
 } from "@app/context";
 import {
-  useAddUsersToOrg,
   useAddUserToWsNonE2EE,
   useGetOrgUsers,
   useGetProjectRoles,
   useGetWorkspaceUsers
 } from "@app/hooks/api";
 import { ProjectVersion } from "@app/hooks/api/projects/types";
-import { ProjectMembershipRole } from "@app/hooks/api/roles/types";
 import { UsePopUpState } from "@app/hooks/usePopUp";
 
 const addMemberFormSchema = z.object({
@@ -86,7 +84,6 @@ export const AddMemberModal = ({ popUp, handlePopUpToggle }: Props) => {
     defaultValues: { orgMemberships: [], projectRoleSlugs: [] }
   });
 
-  const { mutateAsync: addMemberToOrg } = useAddUsersToOrg();
   const { mutateAsync: addUserToProject } = useAddUserToWsNonE2EE();
 
   useEffect(() => {
@@ -140,13 +137,6 @@ export const AddMemberModal = ({ popUp, handlePopUpToggle }: Props) => {
         return;
       }
 
-      if (newInvitees.length) {
-        await addMemberToOrg({
-          inviteeEmails: newInvitees,
-          organizationId: orgId,
-          organizationRoleSlug: ProjectMembershipRole.Member // only applies to new invites
-        });
-      }
       if (newInvitees.length || inviteeEmails.length) {
         await addUserToProject({
           usernames: [...inviteeEmails, ...newInvitees],